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poersmart.com screenshot

Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 78

    SEO

    Google-friendlier than
    39% of websites

poersmart.com

Smart Home Heating Control System, Thermostat Manufacturer/Company | POER

Page Load Speed

8.7 sec in total

First Response

445 ms

Resources Loaded

7.7 sec

Page Rendered

539 ms

poersmart.com screenshot

About Website

Click here to check amazing POER Smart content. Otherwise, check out these important facts you probably never knew about poersmart.com

POER is committed in various types of smart heating control systems to promoting more households to upgrade heating control to smart wifi/wireless heating control systems to effectively save heating e...

Visit poersmart.com

Key Findings

We analyzed Poersmart.com page load time and found that the first response time was 445 ms and then it took 8.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

poersmart.com performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

29/100

25%

SI (Speed Index)

Value8.8 s

15/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.1 s

86/100

10%

Network Requests Diagram

poersmart.com

445 ms

poersmart.com

1362 ms

all.min.css

1208 ms

jquery-1.12.1.min.js

1137 ms

iconfont.js

653 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that all of those requests were addressed to Poersmart.com and no external sources were called. The less responsive or slowest element that took the longest time to load (3.3 sec) belongs to the original domain Poersmart.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 146.5 kB (23%)

Content Size

627.5 kB

After Optimization

481.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Poersmart.com main page is 627.5 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. 30% of websites need less resources to load. Images take 288.3 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 130.1 kB

  • Original 183.1 kB
  • After minification 164.6 kB
  • After compression 53.1 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 130.1 kB or 71% of the original size.

Image Optimization

-2%

Potential reduce by 7.1 kB

  • Original 288.3 kB
  • After minification 281.2 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. POER Smart images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 9.0 kB

  • Original 103.6 kB
  • After minification 103.6 kB
  • After compression 94.6 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

-1%

Potential reduce by 341 B

  • Original 52.5 kB
  • After minification 52.5 kB
  • After compression 52.2 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. Poersmart.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (37%)

Requests Now

35

After Optimization

22

  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of POER Smart. 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

poersmart.com

poersmart.com

445 ms

poersmart.com

poersmart.com

1362 ms

all.min.css

all.min.css

1208 ms

jquery-1.12.1.min.js

jquery-1.12.1.min.js

1137 ms

iconfont.js

iconfont.js

653 ms

sea.js

sea.js

1019 ms

bxslider.min.js

bxslider.min.js

1084 ms

kaka-1.0.0.js

kaka-1.0.0.js

875 ms

all.min.js

all.min.js

1321 ms

wow.min.js

wow.min.js

1097 ms

traffic.js

traffic.js

1253 ms

bootstrap.min.css

bootstrap.min.css

460 ms

iconfont.css

iconfont.css

910 ms

richtext.css

richtext.css

321 ms

animate.min.css

animate.min.css

693 ms

pc-ff.css

pc-ff.css

253 ms

smart-wireless-thermostat.png

smart-wireless-thermostat.png

234 ms

wifi-thermostat.png

wifi-thermostat.png

209 ms

poer-ptv30-smart-radiator-thermostat.png

poer-ptv30-smart-radiator-thermostat.png

382 ms

poer-gateway-ptg10.png

poer-gateway-ptg10.png

240 ms

poer-receiver-ptr10.png

poer-receiver-ptr10.png

381 ms

smart-gas-detector.png

smart-gas-detector.png

429 ms

valve.jpg

valve.jpg

466 ms

h-menu-img.png

h-menu-img.png

475 ms

zhejiang-lancable-technology-co-ltd-logo.png

zhejiang-lancable-technology-co-ltd-logo.png

241 ms

poer.jpg

poer.jpg

1452 ms

app-bgs.jpg

app-bgs.jpg

885 ms

contact-us1.jpg

contact-us1.jpg

2573 ms

misc.php

misc.php

645 ms

beian.png

beian.png

486 ms

Roboto-Regular.ttf

Roboto-Regular.ttf

3036 ms

Roboto-Bold.ttf

Roboto-Bold.ttf

3144 ms

iconfont.woff

iconfont.woff

1274 ms

iconfont.woff

iconfont.woff

1597 ms

Roboto-Medium.ttf

Roboto-Medium.ttf

3344 ms

kaka.validator.js

kaka.validator.js

1687 ms

gamccd-img-01.png

gamccd-img-01.png

247 ms

gamccd-img-02.png

gamccd-img-02.png

223 ms

gamccd-img-03.png

gamccd-img-03.png

294 ms

gamccd-img-04.png

gamccd-img-04.png

287 ms

gamccd-img-05.png

gamccd-img-05.png

293 ms

i-t-img-03.png

i-t-img-03.png

388 ms

Accessibility Review

poersmart.com accessibility score

55

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

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

poersmart.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

poersmart.com SEO score

78

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

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 Poersmart.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 Poersmart.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

poersmart.com

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