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Lighthouse Mobile

· 0 checks — Mobile Lighthouse audit -- Performance, Accessibility, Best Practices, and SEO category breakdown.
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Detailed Report

Audit breakdown by category with detailed findings.

32

Performance

Insights

Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile Baseline features, unless you know you must support older browsers. Learn why most sites can deploy ES6+ code without transpiling

Why this matters

Performance issues directly impact user engagement and conversion rates.

3rd party code can significantly impact load performance. Reduce and defer loading of 3rd party code to prioritize your page's content.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Consider setting font-display to swap or optional to ensure text is consistently visible. swap can be further optimized to mitigate layout shifts with font metric overrides.

Why this matters

Performance issues directly impact user engagement and conversion rates.

A forced reflow occurs when JavaScript queries geometric properties (such as offsetWidth) after styles have been invalidated by a change to the DOM state. This can result in poor performance. Learn more about forced reflows and possible mitigations.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:source label:Source valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]
items: [map[reflowTime:117.378 source:map[type:text value:[unattributed]]] map[reflowTime:98.239 source:map[column:14084 line:0 type:source-location url:https://cdn.prod.website-files.com/623c9b7d180ce44819359a2d/js/webflow.achunk.11af1d7153998caf.js urlProvider:network]]]

Reducing the download time of images can improve the perceived load time of the page and LCP. Learn more about optimizing image size

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLResource SizeEst Savings
Your Full-Service Electrical Transformer & Solutions Supplier View Our Services… body > section.home-banner
/623c9b7d180ce44819359a2d/6a58ffc4308051fce11d8fad_home-b...676.8 KiB514.9 KiB
div.w-layout-blockcontainer > div.columns-27 > div.column-36 > img.image-43 div.w-layout-blockcontainer > div.columns-27 > div.column-36 > img.image-43
/623c9b7d180ce44819359a2d/698b922d36f89557b3fbad8b_Vector...392.3 KiB370.9 KiB
High To Low Voltage Horizontal Logo div.navigation > div.navigation-items > a.logo-link > img.logo-image
/623c9b7d180ce44819359a2d/6a04eef7eeb0851e54b41f05_HIGH T...20.0 KiB17.5 KiB

Optimize LCP by making the LCP image discoverable from the HTML immediately, and avoiding lazy-loading

Why this matters

Performance issues directly impact user engagement and conversion rates.

lhId: page-0-SECTION
nodeLabel: Your Full-Service Electrical Transformer & Solutions Supplier View Our Services…
path: 2,HTML,1,BODY,4,SECTION
selector: body > section.home-banner
snippet: <section class="home-banner">

Avoid chaining critical requests by reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.

Why this matters

Performance issues directly impact user engagement and conversion rates.

More than 4 preconnect connections were found. These should be used sparingly and only to the most important origins.
description: [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints help the browser establish a connection earlier in the page load, saving time when the first request for that origin is made. The following are the origins that the page preconnected to.
title: Preconnected origins
description: Add [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints to your most important origins, but try to use no more than 4.
title: Preconnect candidates

Requests are blocking the page's initial render, which may delay LCP. Deferring or inlining can move these network requests out of the critical path.

Why this matters

Performance issues directly impact user engagement and conversion rates.

These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.

Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

TTI

The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Diagnostics

Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 0.0 ms 13.6 KiB
URLTransfer SizeEst Savings
/623c9b7d180ce44819359a2d/css/high-to-low.webflow.6769c4e...13.6 KiB13.6 KiB

Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to reduce Javascript execution time.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLTotal CPU TimeScript EvaluationScript Parse
Unattributable664 ms38 ms0.0 ms
www.hightolowvoltage.com/636 ms60 ms6.4 ms
www.googletagmanager.com/gtm.js?id=GTM-MNHVZLG609 ms510 ms90 ms
/623c9b7d180ce44819359a2d/js/webflow.achunk.fcd1fb53c4c72...473 ms68 ms11 ms
www.googletagmanager.com/gtag/js?id=AW-10875914540&cx=c&gtm=4e69g1470 ms392 ms72 ms
/623c9b7d180ce44819359a2d/js/webflow.achunk.11af1d7153998...452 ms265 ms12 ms
js.stripe.com/v3/447 ms260 ms185 ms
www.googletagmanager.com/gtag/js?id=G-NEMY4LMNWG&cx=c&gtm=4e69g1442 ms352 ms83 ms
scripts.clarity.ms/0.8.70/clarity.js297 ms192 ms11 ms
www.gstatic.com/recaptcha/releases/zqB-6Xpbd3lCIvi7Tr2D0pob/recaptcha__en.js284 ms149 ms134 ms
www.inventive-acute.com/js/805459.js203 ms158 ms19 ms
/onsite/js/default~in_app_forms~signup_forms.0c35ef70b15e...153 ms125 ms11 ms
snap.licdn.com/li.lms-analytics/insight.min.js111 ms97 ms12 ms
static.klaviyo.com/onsite/js/sharedUtils.0bad54fabe0ca.js?cb=2107 ms98 ms8.9 ms
static.klaviyo.com/onsite/js/1029.ed474ed6edd96.js?cb=288 ms70 ms5.5 ms
static.klaviyo.com/onsite/js/default~Render~ClientStore~.34cb42bf7e415.js?cb=278 ms61 ms16 ms
s.ksrndkehqnwntyxlhgto.com/166755.js77 ms58 ms13 ms
/623c9b7d180ce44819359a2d/js/webflow.achunk.81e84d375e916...72 ms68 ms2.4 ms
cdn.jsdelivr.net/npm/@finsweet/cookie-consent@1/fs-cc.js66 ms56 ms5.0 ms
/js/jquery-3.5.1.min.dc5e7f18c8.js?site=623c9b7d180ce4481...65 ms46 ms14 ms
static.klaviyo.com/onsite/js/R3EwAt/klaviyo.js?company_id=R3EwAt64 ms56 ms1.4 ms
www.gstatic.com/call-tracking/call-tracking_9.js63 ms47 ms10.0 ms
/623c9b7d180ce44819359a2d/js/webflow.3ff72300.7bdd702ba5f...56 ms51 ms1.2 ms
/623c9b7d180ce44819359a2d/js/webflow.achunk.80677ea19e428...54 ms10 ms6.4 ms
/623c9b7d180ce44819359a2d/js/webflow.achunk.e5d49a3e24933...50 ms38 ms0.8 ms

Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to minimize main-thread work

Why this matters

Performance issues directly impact user engagement and conversion rates.

CategoryTime Spent
Script Evaluation3.7 s
Other1.0 s
Style & Layout922 ms
Script Parsing & Compilation817 ms
Garbage Collection69 ms
Rendering58 ms
Parse HTML & CSS48 ms

Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensions

Why this matters

Performance issues directly impact user engagement and conversion rates.

URL
div.w-layout-blockcontainer > div.columns-27 > div.column-36 > img.image-43 div.w-layout-blockcontainer > div.columns-27 > div.column-36 > img.image-43
/623c9b7d180ce44819359a2d/698b922d36f89557b3fbad8b_Vector...
Menu Button div.navigation-items > div.navigation-wrap > div.menu-button > img.menu-icon
/623c9b7d180ce44819359a2d/62a1fc41979bdb4667303c51_mobile...
High To Low Voltage Horizontal Logo div.navigation > div.navigation-items > a.logo-link > img.logo-image
/623c9b7d180ce44819359a2d/6a04eef7eeb0851e54b41f05_HIGH T...
div.w-layout-blockcontainer > div.columns-27 > div.w-col > img div.w-layout-blockcontainer > div.columns-27 > div.w-col > img
/623c9b7d180ce44819359a2d/698b922d6f0ed0e2b76ed255_Group ...
div.w-layout-vflex > div.div-block-19 > div.w-layout-hflex > img.logo-footer div.w-layout-vflex > div.div-block-19 > div.w-layout-hflex > img.logo-footer
/623c9b7d180ce44819359a2d/6a04ee95dcc0403a489f39f9_HIGH T...
div.div-block-49 > div.div-block-48 > div.div-block-15 > img.image-22 div.div-block-49 > div.div-block-48 > div.div-block-15 > img.image-22
/623c9b7d180ce44819359a2d/698b9c30a13a7fa889a7425d_Group ...
div.div-block-49 > div.div-block-48 > div.div-block-15 > img.image-22 div.div-block-49 > div.div-block-48 > div.div-block-15 > img.image-22
/623c9b7d180ce44819359a2d/698b9c30a13a7fa889a7425d_Group ...
div.div-block-49 > div.div-block-48 > div.div-block-15 > img.image-22 div.div-block-49 > div.div-block-48 > div.div-block-15 > img.image-22
/623c9b7d180ce44819359a2d/698b9c30a13a7fa889a7425d_Group ...
div > div.div-block-38 > div.div-block-40 > img div > div.div-block-38 > div.div-block-40 > img
/623c9b7d180ce44819359a2d/698b9c30a13a7fa889a7425d_Group ...
div > div.div-block-38 > div.div-block-40 > img div > div.div-block-38 > div.div-block-40 > img
/623c9b7d180ce44819359a2d/698b9c30a13a7fa889a7425d_Group ...
div > div.div-block-38 > div.div-block-40 > img div > div.div-block-38 > div.div-block-40 > img
/623c9b7d180ce44819359a2d/698b9c30a13a7fa889a7425d_Group ...
High To Low Voltage Technician refurbishing a Transformer inset into Hexagon De… section.homepageform > div.w-layout-blockcontainer > div.w-layout-hflex > img
div.collection-wrap > div.collection-item > a.product-image-wrap > img.image-10 div.collection-wrap > div.collection-item > a.product-image-wrap > img.image-10
div.collection-wrap > div.collection-item > a.product-image-wrap > img.image-10 div.collection-wrap > div.collection-item > a.product-image-wrap > img.image-10
div.collection-wrap > div.collection-item > a.product-image-wrap > img.image-10 div.collection-wrap > div.collection-item > a.product-image-wrap > img.image-10

More information about the performance of your application. These numbers don't directly affect the Performance score.

Layout shift culprits
Document request latency
Optimize DOM size
LCP breakdown
Modern HTTP
Optimize viewport for mobile
Minify CSS
Minify JavaScript
Avoid long main-thread tasks 20 long tasks found
Page didn't prevent back/forward cache restoration
Network Requests
Network Round Trip Times 80 ms
Server Backend Latencies 90 ms
Tasks
Diagnostics
Metrics
Screenshot Thumbnails
Final Screenshot
Script Treemap Data
Resources Summary
Avoid multiple page redirects
Initial server response time was short Root document took 10 ms
INP breakdown
User Timing marks and measures
Avoid non-composited animations
Avoid large layout shifts
92

Accessibility

These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.

Internationalization and localization

If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. Learn more about the `lang` attribute.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
html.wf-montserrat-i7-active html.wf-montserrat-i7-active

These are opportunities to improve the interpretation of your content by users in different locales.

Names and labels

Link text (and alternate text for images, when used as links) that is discernible, unique, and focusable improves the navigation experience for screen reader users. Learn how to make links accessible.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
div.w-layout-blockcontainer > div#w-node-f205e0aa-8d77-abbe-4daa-683a2e59d960-2e59d95c > div.w-layout-cell > a.link-block div.w-layout-blockcontainer > div#w-node-f205e0aa-8d77-abbe-4daa-683a2e59d960-2e59d95c > div.w-layout-cell > a.link-block
div.w-layout-blockcontainer > div#w-node-f205e0aa-8d77-abbe-4daa-683a2e59d960-2e59d95c > div.w-layout-cell > a.link-block div.w-layout-blockcontainer > div#w-node-f205e0aa-8d77-abbe-4daa-683a2e59d960-2e59d95c > div.w-layout-cell > a.link-block
div.w-layout-blockcontainer > div#w-node-f205e0aa-8d77-abbe-4daa-683a2e59d960-2e59d95c > div.w-layout-cell > a.link-block div.w-layout-blockcontainer > div#w-node-f205e0aa-8d77-abbe-4daa-683a2e59d960-2e59d95c > div.w-layout-cell > a.link-block
div.w-layout-blockcontainer > div#w-node-f205e0aa-8d77-abbe-4daa-683a2e59d960-2e59d95c > div.w-layout-cell > a.link-block div.w-layout-blockcontainer > div#w-node-f205e0aa-8d77-abbe-4daa-683a2e59d960-2e59d95c > div.w-layout-cell > a.link-block
div.w-layout-blockcontainer > div#w-node-f205e0aa-8d77-abbe-4daa-683a2e59d960-2e59d95c > div.w-layout-cell > a.link-block div.w-layout-blockcontainer > div#w-node-f205e0aa-8d77-abbe-4daa-683a2e59d960-2e59d95c > div.w-layout-cell > a.link-block
div.w-layout-blockcontainer > div#w-node-f205e0aa-8d77-abbe-4daa-683a2e59d960-2e59d95c > div.w-layout-cell > a.link-block div.w-layout-blockcontainer > div#w-node-f205e0aa-8d77-abbe-4daa-683a2e59d960-2e59d95c > div.w-layout-cell > a.link-block
div.copyright-site > div.w-layout-hflex > div.text-block-4 > a.yellow div.copyright-site > div.w-layout-hflex > div.text-block-4 > a.yellow
body > div#dga-test-form > div#popupInner > a#closeBtn body > div#dga-test-form > div#popupInner > a#closeBtn

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Interactive controls are keyboard focusable
Interactive elements indicate their purpose and state
The page has a logical tab order
Visual order on the page follows DOM order
User focus is not accidentally trapped in a region
The user's focus is directed to new content added to the page
HTML5 landmark elements are used to improve navigation
Offscreen content is hidden from assistive technology
Custom controls have associated labels
Custom controls have ARIA roles
`[aria-*]` attributes match their roles
`[aria-hidden="true"]` is not present on the document `<body>`
`[role]`s have all required `[aria-*]` attributes
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
`[role]`s are contained by their required parent element
`[role]` values are valid
`[aria-*]` attributes have valid values
`[aria-*]` attributes are valid and not misspelled
Image elements have `[alt]` attributes
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
`button`, `link`, and `menuitem` elements have accessible names
ARIA attributes are used as specified for the element's role
`[aria-hidden="true"]` elements do not contain focusable descendents
Elements use only permitted ARIA attributes
Background and foreground colors have a sufficient contrast ratio
Document has a `<title>` element
List items (`<li>`) are contained within `<ul>`, `<ol>` or `<menu>` parent elements
No element has a `[tabindex]` value greater than 0
Touch targets have sufficient size and spacing.
Heading elements appear in a sequentially-descending order
Document has a main landmark.
Deprecated ARIA roles were not used
`[accesskey]` values are unique
Elements with `role="dialog"` or `role="alertdialog"` have accessible names.
ARIA input fields have accessible names
ARIA `meter` elements have accessible names
ARIA `progressbar` elements have accessible names
Elements with the `role=text` attribute do not have focusable descendents.
ARIA toggle fields have accessible names
ARIA `tooltip` elements have accessible names
ARIA `treeitem` elements have accessible names
Buttons have an accessible name
The page contains a heading, skip link, or landmark region
`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
Definition list items are wrapped in `<dl>` elements
ARIA IDs are unique
No form fields have multiple labels
`<frame>` or `<iframe>` elements have a title
`<html>` element has a valid value for its `[lang]` attribute
`<html>` element has an `[xml:lang]` attribute with the same base language as the `[lang]` attribute.
Input buttons have discernible text.
`<input type="image">` elements have `[alt]` text
Form elements have associated labels
Links are distinguishable without relying on color.
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
The document does not use `<meta http-equiv="refresh">`
`<object>` elements have alternate text
Select elements have associated label elements.
Skip links are focusable.
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
`[lang]` attributes have a valid value
`<video>` elements contain a `<track>` element with `[kind="captions"]`
Tables have different content in the summary attribute and `<caption>`.
All heading elements contain content.
Uses ARIA roles only on compatible elements
Image elements do not have `[alt]` attributes that are redundant text.
Identical links have the same purpose.
Elements with visible text labels have matching accessible names.
Tables use `<caption>` instead of cells with the `[colspan]` attribute to indicate a caption.
`<td>` elements in a large `<table>` have one or more table headers.
96

Best Practices

User Experience

Image display dimensions should match natural aspect ratio. Learn more about image aspect ratio.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLAspect Ratio (Displayed)Aspect Ratio (Actual)
div.w-layout-blockcontainer > div.home-banner-block > div > img.image-41 div.w-layout-blockcontainer > div.home-banner-block > div > img.image-41
/623c9b7d180ce44819359a2d/6244b70a8c9dea92e92e540a_HtoL-L...204 x 490 (0.42)800 x 490 (1.63)
Uses HTTPS
Avoids deprecated APIs
Avoids third-party cookies
Allows users to paste into input fields
Avoids requesting the geolocation permission on page load
Avoids requesting the notification permission on page load
Serves images with appropriate resolution
Page has the HTML doctype
Properly defines charset
No browser errors logged to the console
No issues in the `Issues` panel in Chrome Devtools
Ensure CSP is effective against XSS attacks
Use a strong HSTS policy
Ensure proper origin isolation with COOP
Mitigate DOM-based XSS with Trusted Types
Detected JavaScript libraries
Page has valid source maps
Redirects HTTP traffic to HTTPS
Mitigate clickjacking with XFO or CSP
92

SEO

These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.

Content Best Practices

Descriptive link text helps search engines understand your content. Learn how to make links more accessible.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Link destinationLink Text
www.hightolowvoltage.com/dgaLearn More

Format your HTML in a way that enables crawlers to better understand your app’s content.

Structured data is valid
Page isn’t blocked from indexing
Document has a `<title>` element
Document has a meta description
Page has successful HTTP status code
Links are crawlable
robots.txt is valid
Image elements have `[alt]` attributes
Document has a valid `hreflang`
Document has a valid `rel=canonical`

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