Tools & Wizards About Us

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

tens3000.com

TENS 3000 Instruction Manuals / TENS 3000 Manuales de instrucciones – TENS 7000

Page Load Speed

2.2 sec in total

First Response

48 ms

Resources Loaded

2 sec

Page Rendered

194 ms

About Website

Welcome to tens3000.com homepage info - get ready to check TENS 3000 best content right away, or after learning these important things about tens3000.com

The TENS 3000 is an analog TENS therapy unit. Are you looking for the TENS 3000 user manual?  Le TENS 3000 est une unité de thérapie TENS analogique. Vous cherchez le manuel d'utilisation du TENS ...

Visit tens3000.com

Key Findings

We analyzed Tens3000.com page load time and found that the first response time was 48 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

tens3000.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

51/100

10%

LCP (Largest Contentful Paint)

Value15.2 s

0/100

25%

SI (Speed Index)

Value10.2 s

8/100

10%

TBT (Total Blocking Time)

Value4,440 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value28.9 s

0/100

10%

Network Requests Diagram

tens3000.com

48 ms

tens-3000-instruction-manuals

327 ms

js

72 ms

js

165 ms

widget.js

392 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Tens3000.com, 62% (45 requests) were made to Tens7000.com and 4% (3 requests) were made to Staticw2.yotpo.com. The less responsive or slowest element that took the longest time to load (791 ms) relates to the external source Tens7000.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 326.3 kB (20%)

Content Size

1.6 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tens3000.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. Javascripts take 689.0 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 307.1 kB

  • Original 389.2 kB
  • After minification 384.7 kB
  • After compression 82.0 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 307.1 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 15.4 kB

  • Original 483.6 kB
  • After minification 468.1 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. TENS 3000 images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.4 kB

  • Original 689.0 kB
  • After minification 689.0 kB
  • After compression 685.6 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 243 B

  • Original 69.3 kB
  • After minification 69.2 kB
  • After compression 69.0 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. Tens3000.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 38 (72%)

Requests Now

53

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TENS 3000. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

tens3000.com accessibility score

90

Accessibility Issues

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

Image elements do not have [alt] attributes

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

tens3000.com best practices score

75

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

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

tens3000.com SEO score

85

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tens3000.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 Tens3000.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

Open Graph data is detected on the main page of TENS 3000. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: