Tools & Wizards About Us
nzbattery.co.nz screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    43% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 90

    SEO

    Google-friendlier than
    69% of websites

nzbattery.co.nz

Longer life and safer replacement laptop battery | nzbattery.co.nz

Page Load Speed

8 sec in total

First Response

843 ms

Resources Loaded

6.8 sec

Page Rendered

343 ms

nzbattery.co.nz screenshot

About Website

Click here to check amazing Nz Battery content. Otherwise, check out these important facts you probably never knew about nzbattery.co.nz

nzbattery.co.nz aims to provide native clients with a variety of high-quality and safe laptop batteries. All batteries are composed of premium cells and components, covering one year warranty and fast...

Visit nzbattery.co.nz

Key Findings

We analyzed Nzbattery.co.nz page load time and found that the first response time was 843 ms and then it took 7.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

nzbattery.co.nz performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value760 ms

38/100

30%

CLS (Cumulative Layout Shift)

Value0.182

67/100

15%

TTI (Time to Interactive)

Value15.3 s

7/100

10%

Network Requests Diagram

nzbattery.co.nz

843 ms

www.nzbattery.co.nz

1819 ms

css

42 ms

bootstrap.min.css

1377 ms

font-awesome.min.css

1385 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 71% of them (40 requests) were addressed to the original Nzbattery.co.nz, 9% (5 requests) were made to Chatserver11.comm100.io and 5% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Nzbattery.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 502.7 kB (33%)

Content Size

1.5 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nzbattery.co.nz main page is 1.5 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. 45% of websites need less resources to load. Images take 980.5 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 81.9 kB

  • Original 90.5 kB
  • After minification 65.0 kB
  • After compression 8.6 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 25.5 kB, which is 28% 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 81.9 kB or 90% of the original size.

Image Optimization

-10%

Potential reduce by 101.7 kB

  • Original 980.5 kB
  • After minification 878.7 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. Nz Battery images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 117.0 kB

  • Original 188.9 kB
  • After minification 188.9 kB
  • After compression 71.9 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 117.0 kB or 62% of the original size.

CSS Optimization

-83%

Potential reduce by 202.1 kB

  • Original 244.7 kB
  • After minification 220.7 kB
  • After compression 42.6 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. Nzbattery.co.nz needs all CSS files to be minified and compressed as it can save up to 202.1 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (29%)

Requests Now

45

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nz 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 9 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nzbattery.co.nz

nzbattery.co.nz

843 ms

www.nzbattery.co.nz

www.nzbattery.co.nz

1819 ms

css

css

42 ms

bootstrap.min.css

bootstrap.min.css

1377 ms

font-awesome.min.css

font-awesome.min.css

1385 ms

owl.carousel.min.css

owl.carousel.min.css

1106 ms

owl.theme.default.min.css

owl.theme.default.min.css

1106 ms

public.css

public.css

1938 ms

jquery-3.4.1.min.js

jquery-3.4.1.min.js

1681 ms

bootstrap.min.js

bootstrap.min.js

1670 ms

owl.carousel.min.js

owl.carousel.min.js

1671 ms

common.js

common.js

2203 ms

index.js

index.js

1649 ms

js

js

63 ms

livechat.ashx

livechat.ashx

382 ms

logo.png

logo.png

649 ms

banner01.png

banner01.png

1699 ms

banner02.png

banner02.png

1696 ms

jc04.jpg

jc04.jpg

648 ms

pa5185u-1brs.jpg

pa5185u-1brs.jpg

633 ms

v7.jpg

v7.jpg

617 ms

ht03xl.jpg

ht03xl.jpg

850 ms

eb-br760abe.jpg

eb-br760abe.jpg

859 ms

v8-3500.jpg

v8-3500.jpg

851 ms

pa5107u-1brs.jpg

pa5107u-1brs.jpg

853 ms

l18m4pf4.jpg

l18m4pf4.jpg

1139 ms

v6.jpg

v6.jpg

1126 ms

hs04.jpg

hs04.jpg

1137 ms

061384.jpg

061384.jpg

1141 ms

tt03xl.jpg

tt03xl.jpg

1403 ms

ss03xl.jpg

ss03xl.jpg

1412 ms

latitude6430u.jpg

latitude6430u.jpg

1413 ms

C31N1620.jpg

C31N1620.jpg

1413 ms

l18m4ph0.jpg

l18m4ph0.jpg

1678 ms

AS16B5J-2.png

AS16B5J-2.png

1690 ms

HS04-1.png

HS04-1.png

1692 ms

but_ico.png

but_ico.png

1689 ms

but_ico.png

but_ico.png

1919 ms

GetYear.ashx

GetYear.ashx

1797 ms

AjaxQty.ashx

AjaxQty.ashx

1811 ms

ui-bg_highlight-hard_100_f2f5f7_1x100.png

ui-bg_highlight-hard_100_f2f5f7_1x100.png

1769 ms

sprite-navigator.png

sprite-navigator.png

1766 ms

analytics.js

analytics.js

350 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7gujVj9w.ttf

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7gujVj9w.ttf

406 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwlxdr3cOWxw.ttf

6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwlxdr3cOWxw.ttf

406 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdr3cOWxw.ttf

6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdr3cOWxw.ttf

407 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

2045 ms

bundle.54161cd6974cac69d380d1aeda916fed.js

bundle.54161cd6974cac69d380d1aeda916fed.js

123 ms

collect

collect

112 ms

collect

collect

29 ms

ga-audiences

ga-audiences

42 ms

visitor.ashx

visitor.ashx

69 ms

visitor.ashx

visitor.ashx

66 ms

DBImage.ashx

DBImage.ashx

67 ms

campaign.ashx

campaign.ashx

135 ms

visitor.ashx

visitor.ashx

65 ms

Accessibility Review

nzbattery.co.nz 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

Buttons do not have an accessible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

nzbattery.co.nz best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

nzbattery.co.nz SEO score

90

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 Nzbattery.co.nz 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 Nzbattery.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

nzbattery.co.nz

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