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voltapowersystems.com screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

voltapowersystems.com

Volta Power Systems - Li-Ion Power for RV, Fleet & Marine

Page Load Speed

2 sec in total

First Response

168 ms

Resources Loaded

1.2 sec

Page Rendered

665 ms

voltapowersystems.com screenshot

About Website

Click here to check amazing Volta Power Systems content. Otherwise, check out these important facts you probably never knew about voltapowersystems.com

No idling. No noise. No compromises. Access reliable, automotive-grade power for any mobile application at the touch of a button.

Visit voltapowersystems.com

Key Findings

We analyzed Voltapowersystems.com page load time and found that the first response time was 168 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

voltapowersystems.com performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

51/100

10%

LCP (Largest Contentful Paint)

Value8.2 s

2/100

25%

SI (Speed Index)

Value6.5 s

38/100

10%

TBT (Total Blocking Time)

Value920 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value1.851

0/100

15%

TTI (Time to Interactive)

Value11.6 s

18/100

10%

Network Requests Diagram

voltapowersystems.com

168 ms

voltapowersystems.com

221 ms

style.min.css

26 ms

styles.css

32 ms

styles.min.css

38 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 85% of them (72 requests) were addressed to the original Voltapowersystems.com, 5% (4 requests) were made to Use.fontawesome.com and 5% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (547 ms) belongs to the original domain Voltapowersystems.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 84.5 kB (5%)

Content Size

1.6 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Voltapowersystems.com main page is 1.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 80.9 kB

  • Original 97.9 kB
  • After minification 93.0 kB
  • After compression 17.0 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 80.9 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 1.1 MB
  • After minification 1.1 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Volta Power Systems images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.3 kB

  • Original 264.7 kB
  • After minification 264.7 kB
  • After compression 261.4 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 269 B

  • Original 126.4 kB
  • After minification 126.2 kB
  • After compression 126.1 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Voltapowersystems.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 39 (52%)

Requests Now

75

After Optimization

36

  • Images
  • JavaScript
  • CSS

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Volta Power Systems. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

voltapowersystems.com

voltapowersystems.com

168 ms

voltapowersystems.com

voltapowersystems.com

221 ms

style.min.css

style.min.css

26 ms

styles.css

styles.css

32 ms

styles.min.css

styles.min.css

38 ms

style.min.css

style.min.css

30 ms

css2

css2

44 ms

all.css

all.css

52 ms

style-static.min.css

style-static.min.css

61 ms

style.css

style.css

35 ms

style.css

style.css

39 ms

language-cookie.js

language-cookie.js

40 ms

jquery.min.js

jquery.min.js

55 ms

jquery-migrate.min.js

jquery-migrate.min.js

57 ms

mediaelementplayer-legacy.min.css

mediaelementplayer-legacy.min.css

58 ms

wp-mediaelement.min.css

wp-mediaelement.min.css

137 ms

main.js

main.js

56 ms

jquery.mark.min.js

jquery.mark.min.js

56 ms

slick.min.js

slick.min.js

56 ms

sharethis.js

sharethis.js

40 ms

scripts.min.js

scripts.min.js

135 ms

jquery.fitvids.js

jquery.fitvids.js

133 ms

comment-reply.min.js

comment-reply.min.js

132 ms

jquery.mobile.js

jquery.mobile.js

134 ms

magnific-popup.js

magnific-popup.js

134 ms

easypiechart.js

easypiechart.js

182 ms

salvattore.js

salvattore.js

182 ms

common.js

common.js

216 ms

mediaelement-and-player.min.js

mediaelement-and-player.min.js

218 ms

mediaelement-migrate.min.js

mediaelement-migrate.min.js

216 ms

wp-mediaelement.min.js

wp-mediaelement.min.js

217 ms

motion-effects.js

motion-effects.js

227 ms

sticky-elements.js

sticky-elements.js

341 ms

gtm.js

gtm.js

414 ms

v.svg

v.svg

392 ms

Volta-Power-Systems-Logo.svg

Volta-Power-Systems-Logo.svg

361 ms

menu-icon.svg

menu-icon.svg

360 ms

preloader.gif

preloader.gif

388 ms

down-chevron.svg

down-chevron.svg

392 ms

Airstream-Logo.svg

Airstream-Logo.svg

389 ms

Palfinger-Logo.svg

Palfinger-Logo.svg

412 ms

Winnebago-Logo.svg

Winnebago-Logo.svg

414 ms

OutsideVans-logo.png

OutsideVans-logo.png

457 ms

Liberty-Coach-Logo.png

Liberty-Coach-Logo.png

481 ms

tiffin-logo.png

tiffin-logo.png

457 ms

Storyteller_Overland_Logo.png

Storyteller_Overland_Logo.png

414 ms

Dependable-Emergency-Vehicles-Logo.png

Dependable-Emergency-Vehicles-Logo.png

480 ms

Stellar-Industries-Inc-Logo.png

Stellar-Industries-Inc-Logo.png

480 ms

OutdoorVan_MercedesBenz_Sprinter-960x1080-1.jpg

OutdoorVan_MercedesBenz_Sprinter-960x1080-1.jpg

481 ms

Charge-Icon.svg

Charge-Icon.svg

482 ms

Adventures-Icon.svg

Adventures-Icon.svg

484 ms

Silent-Icon.svg

Silent-Icon.svg

485 ms

One-Button-Icon.svg

One-Button-Icon.svg

509 ms

Power-Icon.svg

Power-Icon.svg

482 ms

Lower-Emissions-icon.svg

Lower-Emissions-icon.svg

485 ms

Lower-Cost-Icon.svg

Lower-Cost-Icon.svg

510 ms

Volta-Utility-Truck.jpg

Volta-Utility-Truck.jpg

509 ms

volta-engineering.jpg

volta-engineering.jpg

547 ms

Complete-Engineering-Design.svg

Complete-Engineering-Design.svg

546 ms

ISO-Certified.svg

ISO-Certified.svg

544 ms

Post-Sales-Training.svg

Post-Sales-Training.svg

462 ms

Exacting-Standards.svg

Exacting-Standards.svg

460 ms

VPS-Jon-Mulder-Employee-Blog-Header-400x250.jpg

VPS-Jon-Mulder-Employee-Blog-Header-400x250.jpg

427 ms

VPS-Kirk-Chapman-Blog-Header-400x250.jpg

VPS-Kirk-Chapman-Blog-Header-400x250.jpg

427 ms

Sunseeker-Composite-400x250.jpg

Sunseeker-Composite-400x250.jpg

427 ms

vps-logo-color.svg

vps-logo-color.svg

429 ms

ISO-9001-Badge.svg

ISO-9001-Badge.svg

449 ms

ISO-14001-Badge.svg

ISO-14001-Badge.svg

336 ms

ILI-Badge.svg

ILI-Badge.svg

282 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCvC70w-Y3tco5q6.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCvC70w-Y3tco5q6.ttf

144 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM70w-Y3tco5q6.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM70w-Y3tco5q6.ttf

184 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Ew-Y3tco5q6.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Ew-Y3tco5q6.ttf

210 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Ew-Y3tco5q6.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Ew-Y3tco5q6.ttf

210 ms

fa-brands-400.woff

fa-brands-400.woff

120 ms

fa-solid-900.woff

fa-solid-900.woff

142 ms

fa-regular-400.woff

fa-regular-400.woff

140 ms

TEI-Badge.svg

TEI-Badge.svg

282 ms

slick.woff

slick.woff

196 ms

tagline-background.png

tagline-background.png

227 ms

close-menu-icon.svg

close-menu-icon.svg

167 ms

down-chevron--small.svg

down-chevron--small.svg

184 ms

Mountain-Scenery-1.jpg

Mountain-Scenery-1.jpg

181 ms

ajax-loader.gif

ajax-loader.gif

181 ms

left-chevron.svg

left-chevron.svg

159 ms

right-chevron.svg

right-chevron.svg

158 ms

Accessibility Review

voltapowersystems.com accessibility score

84

Accessibility Issues

Names and labels

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.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

voltapowersystems.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

voltapowersystems.com SEO score

91

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Voltapowersystems.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Voltapowersystems.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

voltapowersystems.com

Open Graph data is detected on the main page of Volta Power Systems. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: