Report Summary

  • 55

    Performance

    Renders faster than
    73% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

laptop-battery.co.nz

Laptop rechargeable battery, laptop battery, notebook battery, cheap laptop rechargeable battery

Page Load Speed

2.8 sec in total

First Response

759 ms

Resources Loaded

1.7 sec

Page Rendered

254 ms

laptop-battery.co.nz screenshot

About Website

Welcome to laptop-battery.co.nz homepage info - get ready to check Laptop Battery best content right away, or after learning these important things about laptop-battery.co.nz

Replace laptop batteries, laptop adapters, dell, hp, Toshiba, Compaq and other laptop batteries. Laptop battery, laptop power adapter and other accessories, 100% complete 1 year warranty 30 day money ...

Visit laptop-battery.co.nz

Key Findings

We analyzed Laptop-battery.co.nz page load time and found that the first response time was 759 ms and then it took 2 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

laptop-battery.co.nz performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

21/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value8.9 s

34/100

10%

Network Requests Diagram

laptop-battery.co.nz

759 ms

style.css

333 ms

common.css

276 ms

logo.gif

264 ms

viewcart.gif

265 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 92% of them (48 requests) were addressed to the original Laptop-battery.co.nz, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Akku-laptops.com. The less responsive or slowest element that took the longest time to load (759 ms) belongs to the original domain Laptop-battery.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 90.3 kB (41%)

Content Size

219.2 kB

After Optimization

128.9 kB

In fact, the total size of Laptop-battery.co.nz main page is 219.2 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. 20% of websites need less resources to load. Images take 116.4 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 53.6 kB

  • Original 63.7 kB
  • After minification 59.7 kB
  • After compression 10.2 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 53.6 kB or 84% of the original size.

Image Optimization

-18%

Potential reduce by 21.2 kB

  • Original 116.4 kB
  • After minification 95.2 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. Obviously, Laptop Battery needs image optimization as it can save up to 21.2 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 63 B

  • Original 20.0 kB
  • After minification 20.0 kB
  • After compression 20.0 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

-81%

Potential reduce by 15.4 kB

  • Original 19.0 kB
  • After minification 16.9 kB
  • After compression 3.6 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. Laptop-battery.co.nz needs all CSS files to be minified and compressed as it can save up to 15.4 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (52%)

Requests Now

50

After Optimization

24

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Laptop Battery. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

laptop-battery.co.nz accessibility score

55

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

laptop-battery.co.nz 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

laptop-battery.co.nz SEO score

81

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Laptop-battery.co.nz 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 Laptop-battery.co.nz 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

Open Graph description is not detected on the main page of Laptop 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: