Tools & Wizards About Us
voltagesuperstore.com screenshot

Report Summary

  • 67

    Performance

    Renders faster than
    79% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 87

    SEO

    Google-friendlier than
    65% of websites

voltagesuperstore.com

Voltage Converter Guide for 110 - 220 Step Up and Step Down including Travel Adapters

Page Load Speed

1.3 sec in total

First Response

257 ms

Resources Loaded

882 ms

Page Rendered

193 ms

voltagesuperstore.com screenshot

About Website

Visit voltagesuperstore.com now to see the best up-to-date Voltage Superstore content for United States and also check out these interesting facts you probably never knew about voltagesuperstore.com

Voltage Converter Information, read about 110 to 220 converters, 220 to 110 converters, step up and step down voltage converters, foreign plugs and travel plug adapters.

Visit voltagesuperstore.com

Key Findings

We analyzed Voltagesuperstore.com page load time and found that the first response time was 257 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

voltagesuperstore.com performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.119

85/100

15%

TTI (Time to Interactive)

Value3.9 s

88/100

10%

Network Requests Diagram

www.voltagesuperstore.com

257 ms

styles.css

61 ms

widgets.css

71 ms

brands.css

81 ms

itemgrid.css

81 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 88% of them (59 requests) were addressed to the original Voltagesuperstore.com, 3% (2 requests) were made to Ssl.google-analytics.com and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (257 ms) belongs to the original domain Voltagesuperstore.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 95.0 kB (11%)

Content Size

858.7 kB

After Optimization

763.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Voltagesuperstore.com main page is 858.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Images take 626.4 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 30.8 kB

  • Original 38.6 kB
  • After minification 34.8 kB
  • After compression 7.8 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 30.8 kB or 80% of the original size.

Image Optimization

-4%

Potential reduce by 25.1 kB

  • Original 626.4 kB
  • After minification 601.3 kB

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. Voltage Superstore images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 22.5 kB

  • Original 150.0 kB
  • After minification 149.6 kB
  • After compression 127.5 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 22.5 kB or 15% of the original size.

CSS Optimization

-38%

Potential reduce by 16.6 kB

  • Original 43.7 kB
  • After minification 43.5 kB
  • After compression 27.1 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. Voltagesuperstore.com needs all CSS files to be minified and compressed as it can save up to 16.6 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (66%)

Requests Now

64

After Optimization

22

  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Voltage Superstore. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.voltagesuperstore.com

www.voltagesuperstore.com

257 ms

styles.css

styles.css

61 ms

widgets.css

widgets.css

71 ms

brands.css

brands.css

81 ms

itemgrid.css

itemgrid.css

81 ms

accordion.css

accordion.css

82 ms

ultra-megamenu.css

ultra-megamenu.css

88 ms

classic.css

classic.css

95 ms

ultra-slideshow.css

ultra-slideshow.css

108 ms

generic-nav.css

generic-nav.css

106 ms

generic-cck.css

generic-cck.css

109 ms

itemslider.css

itemslider.css

110 ms

dropdown.css

dropdown.css

114 ms

skin.css

skin.css

118 ms

prototype.js

prototype.js

171 ms

ccard.js

ccard.js

137 ms

validation.js

validation.js

137 ms

builder.js

builder.js

137 ms

effects.js

effects.js

141 ms

dragdrop.js

dragdrop.js

144 ms

controls.js

controls.js

165 ms

slider.js

slider.js

164 ms

js.js

js.js

166 ms

form.js

form.js

166 ms

menu.js

menu.js

169 ms

translate.js

translate.js

190 ms

cookies.js

cookies.js

192 ms

jquery-1.7.2.min.js

jquery-1.7.2.min.js

216 ms

jquery-noconflict.js

jquery-noconflict.js

190 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

194 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

196 ms

tabs.min.js

tabs.min.js

225 ms

jquery.accordion.js

jquery.accordion.js

225 ms

_grid_default.css

_grid_default.css

227 ms

_layout_default.css

_layout_default.css

228 ms

css

css

31 ms

_design_default.css

_design_default.css

216 ms

ga.js

ga.js

51 ms

bdg_now_accepting_pp_2line_w.png

bdg_now_accepting_pp_2line_w.png

81 ms

comodo_secure_100x85_white.png

comodo_secure_100x85_white.png

116 ms

voltagesuperstore.com

voltagesuperstore.com

163 ms

link-separator.png

link-separator.png

78 ms

voltagesuperstore.png

voltagesuperstore.png

77 ms

icons.png

icons.png

78 ms

thevoltageexperts.jpg

thevoltageexperts.jpg

101 ms

customersatisfaction.jpg

customersatisfaction.jpg

77 ms

voltagebuyingguide.jpg

voltagebuyingguide.jpg

76 ms

04.jpg

04.jpg

133 ms

01.jpg

01.jpg

165 ms

slider-1-right.jpg

slider-1-right.jpg

107 ms

slider-2-right.jpg

slider-2-right.jpg

103 ms

slider-3-right.jpg

slider-3-right.jpg

104 ms

voltageconverter-home.png

voltageconverter-home.png

169 ms

voltageregulator-home.png

voltageregulator-home.png

180 ms

bottom-box-1.jpg

bottom-box-1.jpg

146 ms

bottom-box-3.jpg

bottom-box-3.jpg

145 ms

10stepguide-small.jpg

10stepguide-small.jpg

157 ms

smallcreditcards.jpg

smallcreditcards.jpg

174 ms

pix.png

pix.png

160 ms

arrow-dropdown.png

arrow-dropdown.png

168 ms

tDbD2oWUg0MKqScQ6J7o_vo.ttf

tDbD2oWUg0MKqScQ6J7o_vo.ttf

62 ms

bullet.png

bullet.png

161 ms

__utm.gif

__utm.gif

17 ms

comodo_secure_100x85_white.png

comodo_secure_100x85_white.png

20 ms

print.css

print.css

27 ms

pager.png

pager.png

26 ms

slider-arrows.png

slider-arrows.png

29 ms

Accessibility Review

voltagesuperstore.com accessibility score

73

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Form elements do not have associated labels

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

voltagesuperstore.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

voltagesuperstore.com SEO score

87

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Voltagesuperstore.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 Voltagesuperstore.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

voltagesuperstore.com

Open Graph description is not detected on the main page of Voltage Superstore. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: