61.4 sec in total
4.3 sec
56.9 sec
201 ms
Visit waveshare.net now to see the best up-to-date Waveshare content for China and also check out these interesting facts you probably never knew about waveshare.net
深圳市微雪电子有限公司(waveshare)是一家高新技术企业,专业研发生产树莓派Raspberry Pi扩展板、Jetson Nano扩展板以及高清LCD/OLED显示屏等产品,产品线超过10条,有着自主核心技术、创新能力以及良好的行业口碑,拥有过百项知识产权,至今已有十几年的行业沉淀。
Visit waveshare.netWe analyzed Waveshare.net page load time and found that the first response time was 4.3 sec and then it took 57.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 20 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
waveshare.net performance score
name
value
score
weighting
Value5.9 s
4/100
10%
Value10.7 s
0/100
25%
Value13.1 s
2/100
10%
Value1,220 ms
20/100
30%
Value0.079
94/100
15%
Value10.0 s
26/100
10%
4288 ms
6238 ms
765 ms
951 ms
16611 ms
Our browser made a total of 73 requests to load all elements on the main page. We found that 97% of them (71 requests) were addressed to the original Waveshare.net, 1% (1 request) were made to Js.users.51.la and 1% (1 request) were made to Icon.51.la. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain Waveshare.net.
Page size can be reduced by 189.0 kB (37%)
512.4 kB
323.4 kB
In fact, the total size of Waveshare.net main page is 512.4 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. 15% of websites need less resources to load. Images take 473.1 kB which makes up the majority of the site volume.
Potential reduce by 22.4 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 11.0 kB, which is 42% 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 22.4 kB or 85% of the original size.
Potential reduce by 157.0 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, Waveshare needs image optimization as it can save up to 157.0 kB or 33% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 2.7 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 2.7 kB or 66% of the original size.
Potential reduce by 6.9 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. Waveshare.net needs all CSS files to be minified and compressed as it can save up to 6.9 kB or 77% of the original size.
Number of requests can be reduced by 4 (8%)
51
47
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Waveshare. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
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waveshare.net accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
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
<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
Links do not have a discernible name
waveshare.net best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
waveshare.net SEO score
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
Document uses legible font sizes
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Waveshare.net can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Waveshare.net 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.
{{og_description}}
waveshare.net
Open Graph description is not detected on the main page of Waveshare. 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: