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vantbattery.com screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 45

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

vantbattery.com

VANT BATTERY

Page Load Speed

2.9 sec in total

First Response

362 ms

Resources Loaded

2.2 sec

Page Rendered

361 ms

vantbattery.com screenshot

About Website

Visit vantbattery.com now to see the best up-to-date VANT BATTERY content and also check out these interesting facts you probably never knew about vantbattery.com

VANT BATTERY

Visit vantbattery.com

Key Findings

We analyzed Vantbattery.com page load time and found that the first response time was 362 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

vantbattery.com performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value10.6 s

0/100

25%

SI (Speed Index)

Value4.4 s

74/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.8 s

55/100

10%

Network Requests Diagram

vantbattery.com

362 ms

www.vantbattery.com

538 ms

bootstrap.min.css

553 ms

style.css

212 ms

meanmenu.css

142 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 68% of them (28 requests) were addressed to the original Vantbattery.com, 17% (7 requests) were made to Cdn.jsdelivr.net and 7% (3 requests) were made to Cdn.bootcdn.net. The less responsive or slowest element that took the longest time to load (745 ms) belongs to the original domain Vantbattery.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 163.9 kB (14%)

Content Size

1.2 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vantbattery.com main page is 1.2 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. 50% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 22.5 kB

  • Original 26.9 kB
  • After minification 20.3 kB
  • After compression 4.3 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. This page needs HTML code to be minified as it can gain 6.6 kB, which is 24% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 22.5 kB or 84% of the original size.

Image Optimization

-2%

Potential reduce by 24.1 kB

  • Original 1.0 MB
  • After minification 1.0 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. VANT BATTERY images are well optimized though.

JavaScript Optimization

-79%

Potential reduce by 8.8 kB

  • Original 11.2 kB
  • After minification 7.4 kB
  • After compression 2.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 8.8 kB or 79% of the original size.

CSS Optimization

-74%

Potential reduce by 108.4 kB

  • Original 146.4 kB
  • After minification 117.6 kB
  • After compression 38.0 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. Vantbattery.com needs all CSS files to be minified and compressed as it can save up to 108.4 kB or 74% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (44%)

Requests Now

36

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VANT BATTERY. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

vantbattery.com

vantbattery.com

362 ms

www.vantbattery.com

www.vantbattery.com

538 ms

bootstrap.min.css

bootstrap.min.css

553 ms

style.css

style.css

212 ms

meanmenu.css

meanmenu.css

142 ms

font-awesome.min.css

font-awesome.min.css

27 ms

owl.carousel.css

owl.carousel.css

560 ms

responsive.css

responsive.css

123 ms

css

css

40 ms

logo.png

logo.png

206 ms

pic_display.asp

pic_display.asp

242 ms

pic_display.asp

pic_display.asp

307 ms

pic_display.asp

pic_display.asp

368 ms

pic_display.asp

pic_display.asp

452 ms

jquery.min.js

jquery.min.js

7 ms

bootstrap.min.js

bootstrap.min.js

182 ms

owl.carousel.js

owl.carousel.js

596 ms

wow.min.js

wow.min.js

96 ms

indexBanner.js

indexBanner.js

223 ms

script.js

script.js

225 ms

float.css

float.css

275 ms

float.js

float.js

286 ms

animate.min.css

animate.min.css

181 ms

owl.css

owl.css

133 ms

hover.min.css

hover.min.css

183 ms

top-bg.svg

top-bg.svg

90 ms

banner1.jpg

banner1.jpg

745 ms

banner2.jpg

banner2.jpg

695 ms

banner3.jpg

banner3.jpg

300 ms

bann_btn.png

bann_btn.png

148 ms

pic_display.asp

pic_display.asp

503 ms

ys_bg.jpg

ys_bg.jpg

181 ms

ewm.jpg

ewm.jpg

241 ms

4iCs6KVjbNBYlgoKfw7z.ttf

4iCs6KVjbNBYlgoKfw7z.ttf

40 ms

4iCv6KVjbNBYlgoCxCvjsGyI.ttf

4iCv6KVjbNBYlgoCxCvjsGyI.ttf

59 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

16 ms

contact-icon.png

contact-icon.png

169 ms

side_icon_top.png

side_icon_top.png

197 ms

side_icon_feedback.png

side_icon_feedback.png

274 ms

side_icon_tel.png

side_icon_tel.png

256 ms

side_icon_ewm.png

side_icon_ewm.png

257 ms

Accessibility Review

vantbattery.com accessibility score

45

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

Internationalization and localization

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

Impact

Issue

High

<html> element does not have a [lang] attribute

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

vantbattery.com best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

vantbattery.com SEO score

69

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vantbattery.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Vantbattery.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

vantbattery.com

Open Graph description is not detected on the main page of VANT BATTERY. 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: