Tools & Wizards About Us
multi-gasdetector.com screenshot

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

multi-gasdetector.com

Quality Multi Gas Detector & Single Gas Detector factory from China

Page Load Speed

2.1 sec in total

First Response

117 ms

Resources Loaded

1.6 sec

Page Rendered

452 ms

multi-gasdetector.com screenshot

About Website

Welcome to multi-gasdetector.com homepage info - get ready to check Multi Gas Detector best content right away, or after learning these important things about multi-gasdetector.com

China leading provider of Multi Gas Detector and Single Gas Detector, Shenzhen YuanTe Technology Co., Ltd. (Safegas) is Single Gas Detector factory.

Visit multi-gasdetector.com

Key Findings

We analyzed Multi-gasdetector.com page load time and found that the first response time was 117 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 40% of websites can load faster.

Performance Metrics

multi-gasdetector.com performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

73/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

88/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value1,270 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.27

45/100

15%

TTI (Time to Interactive)

Value7.7 s

45/100

10%

Network Requests Diagram

multi-gasdetector.com

117 ms

www.multi-gasdetector.com

205 ms

guidefirstcommon.css

36 ms

guidefirstcommon.js

69 ms

commonV2.css

132 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 97% of them (67 requests) were addressed to the original Multi-gasdetector.com, 1% (1 request) were made to Googletagmanager.com and 1% (1 request) were made to Vr.ecerimg.com. The less responsive or slowest element that took the longest time to load (839 ms) belongs to the original domain Multi-gasdetector.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 223.7 kB (5%)

Content Size

4.7 MB

After Optimization

4.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Multi-gasdetector.com main page is 4.7 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. 70% of websites need less resources to load. Images take 4.3 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 194.6 kB

  • Original 222.7 kB
  • After minification 174.7 kB
  • After compression 28.0 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. This page needs HTML code to be minified as it can gain 47.9 kB, which is 22% 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 194.6 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 13.5 kB

  • Original 4.3 MB
  • After minification 4.3 MB

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. Multi Gas Detector images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 8.1 kB

  • Original 77.5 kB
  • After minification 77.5 kB
  • After compression 69.4 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

-20%

Potential reduce by 7.5 kB

  • Original 38.0 kB
  • After minification 38.0 kB
  • After compression 30.5 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. Multi-gasdetector.com needs all CSS files to be minified and compressed as it can save up to 7.5 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (10%)

Requests Now

58

After Optimization

52

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Multi Gas Detector. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

multi-gasdetector.com

multi-gasdetector.com

117 ms

www.multi-gasdetector.com

www.multi-gasdetector.com

205 ms

guidefirstcommon.css

guidefirstcommon.css

36 ms

guidefirstcommon.js

guidefirstcommon.js

69 ms

commonV2.css

commonV2.css

132 ms

jquery.1.12.4.js

jquery.1.12.4.js

200 ms

common.js

common.js

213 ms

js

js

51 ms

guidecommon.js

guidecommon.js

106 ms

webim.js

webim.js

106 ms

logo.gif

logo.gif

39 ms

floatimage_chat.gif

floatimage_chat.gif

252 ms

close.png

close.png

154 ms

error.png

error.png

150 ms

ctm_icon_vr.png

ctm_icon_vr.png

153 ms

cs145418992-multi_gas_detector.jpg

cs145418992-multi_gas_detector.jpg

213 ms

cs145418989-single_gas_detector.jpg

cs145418989-single_gas_detector.jpg

179 ms

cs145418991-voc_gas_detector.jpg

cs145418991-voc_gas_detector.jpg

193 ms

cs145418988-co_gas_detector.jpg

cs145418988-co_gas_detector.jpg

155 ms

cs145418990-h2s_gas_detector.jpg

cs145418990-h2s_gas_detector.jpg

177 ms

load_icon.gif

load_icon.gif

153 ms

company-bp.jpg

company-bp.jpg

177 ms

cl145435127-shenzhen_yuante_technology_co_ltd_safegas.jpg

cl145435127-shenzhen_yuante_technology_co_ltd_safegas.jpg

225 ms

cl145435092-shenzhen_yuante_technology_co_ltd_safegas.jpg

cl145435092-shenzhen_yuante_technology_co_ltd_safegas.jpg

224 ms

cl145435093-shenzhen_yuante_technology_co_ltd_safegas.jpg

cl145435093-shenzhen_yuante_technology_co_ltd_safegas.jpg

313 ms

cl145435095-shenzhen_yuante_technology_co_ltd_safegas.jpg

cl145435095-shenzhen_yuante_technology_co_ltd_safegas.jpg

319 ms

cl145435097-shenzhen_yuante_technology_co_ltd_safegas.jpg

cl145435097-shenzhen_yuante_technology_co_ltd_safegas.jpg

291 ms

cl145435108-shenzhen_yuante_technology_co_ltd_safegas.jpg

cl145435108-shenzhen_yuante_technology_co_ltd_safegas.jpg

368 ms

cl145435110-shenzhen_yuante_technology_co_ltd_safegas.jpg

cl145435110-shenzhen_yuante_technology_co_ltd_safegas.jpg

313 ms

cl145435113-shenzhen_yuante_technology_co_ltd_safegas.jpg

cl145435113-shenzhen_yuante_technology_co_ltd_safegas.jpg

318 ms

cl145435417-shenzhen_yuante_technology_co_ltd_safegas.jpg

cl145435417-shenzhen_yuante_technology_co_ltd_safegas.jpg

466 ms

Rectangle_299.jpg

Rectangle_299.jpg

343 ms

main_footerbg.jpg

main_footerbg.jpg

341 ms

Roboto.woff

Roboto.woff

366 ms

iconfont_module.woff

iconfont_module.woff

232 ms

stats.js

stats.js

274 ms

getseller.html

getseller.html

257 ms

getlive.html

getlive.html

839 ms

pt189016831-safegas_portable_gas_detector_ch4_h2s_co_o2_nh3_5_in_1_imported_sensor_iecex_certificated_with_alarm_function.jpg

pt189016831-safegas_portable_gas_detector_ch4_h2s_co_o2_nh3_5_in_1_imported_sensor_iecex_certificated_with_alarm_function.jpg

259 ms

pt179979097-pump_type_gas_detector_continuously_detects_h2s_and_co_concentrations_quick_response_power_system_distribution_room.jpg

pt179979097-pump_type_gas_detector_continuously_detects_h2s_and_co_concentrations_quick_response_power_system_distribution_room.jpg

263 ms

pt179979097-pump_type_multi_gas_detector_for_granary_detection_of_ph3_co_co2_o2_concentration.jpg

pt179979097-pump_type_multi_gas_detector_for_granary_detection_of_ph3_co_co2_o2_concentration.jpg

271 ms

pt178396975-fixed_4_in_1_gas_detector_lel_co_h2s_o2_lora_wireless_transmission_alarm_function_iecex_explosion_proof_certification.jpg

pt178396975-fixed_4_in_1_gas_detector_lel_co_h2s_o2_lora_wireless_transmission_alarm_function_iecex_explosion_proof_certification.jpg

302 ms

pt191839688-pump_type_fixed_h2_detector_color_display_iecex_explosion_proof_certificated_for_industrial_use_optional_alarm_function.jpg

pt191839688-pump_type_fixed_h2_detector_color_display_iecex_explosion_proof_certificated_for_industrial_use_optional_alarm_function.jpg

306 ms

pt192272702-fixed_oxygen_gas_detector_high_accuracy_24h_detect_optional_wireless_transmit_function_for_industrial_use.jpg

pt192272702-fixed_oxygen_gas_detector_high_accuracy_24h_detect_optional_wireless_transmit_function_for_industrial_use.jpg

317 ms

pt189865368-safegas_factory_price_fixed_combustible_gas_detector_flammable_gas_wall_mounted_alarm_function_iecex_explosion_proof.jpg

pt189865368-safegas_factory_price_fixed_combustible_gas_detector_flammable_gas_wall_mounted_alarm_function_iecex_explosion_proof.jpg

340 ms

pt150468498-mini_size_phosgene_cocl2_gas_detector_iecex_certification_ip66_ip68_lightweight_with_clip_battery_for_2_years.jpg

pt150468498-mini_size_phosgene_cocl2_gas_detector_iecex_certification_ip66_ip68_lightweight_with_clip_battery_for_2_years.jpg

382 ms

pt189016610-safegas_portable_single_gas_detector_ph3_detector_imported_sensor_for_container_disinfection_suitable_for_granary_use.jpg

pt189016610-safegas_portable_single_gas_detector_ph3_detector_imported_sensor_for_container_disinfection_suitable_for_granary_use.jpg

358 ms

pt189016831-safegas_portable_gas_detector_voc_detector_pump_suction_iecex_explosion_proof_certification_ion_gas_sensor_pid_principle.jpg

pt189016831-safegas_portable_gas_detector_voc_detector_pump_suction_iecex_explosion_proof_certification_ion_gas_sensor_pid_principle.jpg

357 ms

pt189016831-safegas_portable_gas_detector_iecex_explosion_proof_certification_imported_sensor.jpg

pt189016831-safegas_portable_gas_detector_iecex_explosion_proof_certification_imported_sensor.jpg

376 ms

pt184307713-safagas_pump_suction_portable_gas_detector_high_accuracy_detects_methyl_bromide_concentration.jpg

pt184307713-safagas_pump_suction_portable_gas_detector_high_accuracy_detects_methyl_bromide_concentration.jpg

393 ms

pt37231562-voc_gas_analyzer_ip67_atex_iecex_ce_certification_pid_voc_meter_monitor_waterproof_explosion_proof.jpg

pt37231562-voc_gas_analyzer_ip67_atex_iecex_ce_certification_pid_voc_meter_monitor_waterproof_explosion_proof.jpg

400 ms

pt168583573-portable_multi_gas_detector_calibration_certificate_nirtrogen_n2_for_food_protection.jpg

pt168583573-portable_multi_gas_detector_calibration_certificate_nirtrogen_n2_for_food_protection.jpg

395 ms

pt168181015-lightweight_multi_gas_detector_calibration_certificate_nirtrogen_n2_for_food_protection.jpg

pt168181015-lightweight_multi_gas_detector_calibration_certificate_nirtrogen_n2_for_food_protection.jpg

394 ms

pt165926466-high_precision_wall_mounted_voc_gas_detector_for_furniture_decoration_by_pid_testing.jpg

pt165926466-high_precision_wall_mounted_voc_gas_detector_for_furniture_decoration_by_pid_testing.jpg

405 ms

pt166574809-multi_diffusion_type_co_ch4_o2_h2s_gas_detector_with_docking_station_ip68_degree.jpg

pt166574809-multi_diffusion_type_co_ch4_o2_h2s_gas_detector_with_docking_station_ip68_degree.jpg

414 ms

pt161440162-micmeta_honeywell_sensor_4_in_1_multi_gas_detector_iecex_atex_ce_certificated.jpg

pt161440162-micmeta_honeywell_sensor_4_in_1_multi_gas_detector_iecex_atex_ce_certificated.jpg

423 ms

pt155959131-wall_mounted_voc_gas_detector_high_precision_with_pid.jpg

pt155959131-wall_mounted_voc_gas_detector_high_precision_with_pid.jpg

400 ms

pt157729399-portable_voc_gas_detection_instrument_for_indoor_air_quality_monitoring.jpg

pt157729399-portable_voc_gas_detection_instrument_for_indoor_air_quality_monitoring.jpg

393 ms

pt115293637-non_recharging_carbon_monoxide_co_gas_detector_personal_protection_ip68.jpg

pt115293637-non_recharging_carbon_monoxide_co_gas_detector_personal_protection_ip68.jpg

401 ms

pt95149733-personal_protection_ip68_carbon_monoxide_gas_detector_iecex_atex_certified.jpg

pt95149733-personal_protection_ip68_carbon_monoxide_gas_detector_iecex_atex_certified.jpg

354 ms

pt26754852-wall_mounted_aluminum_co_gas_detector_24v_dc_0_1ppm_1ppm_one_year_warranty.jpg

pt26754852-wall_mounted_aluminum_co_gas_detector_24v_dc_0_1ppm_1ppm_one_year_warranty.jpg

336 ms

pt21984253-pipe_mounted_type_co_gas_detector_4_20ma_output_with_sound_and_light_alarm_24v_dc_power.jpg

pt21984253-pipe_mounted_type_co_gas_detector_4_20ma_output_with_sound_and_light_alarm_24v_dc_power.jpg

334 ms

pt22618360-anti_interference_portable_co_gas_detector_with_back_clip_and_leather_case.jpg

pt22618360-anti_interference_portable_co_gas_detector_with_back_clip_and_leather_case.jpg

341 ms

pt30808885-ambient_air_portable_pumping_0_1000ppm_co_gas_detector.jpg

pt30808885-ambient_air_portable_pumping_0_1000ppm_co_gas_detector.jpg

360 ms

pt23819456-portable_toxic_gas_detector_industrial_carbon_monoxide_sensor_1_year_warranty.jpg

pt23819456-portable_toxic_gas_detector_industrial_carbon_monoxide_sensor_1_year_warranty.jpg

339 ms

pt25745522-personal_carbon_monoxide_meter_portable_0_1000ppm_electrochemical_detection.jpg

pt25745522-personal_carbon_monoxide_meter_portable_0_1000ppm_electrochemical_detection.jpg

341 ms

stats.php

stats.php

290 ms

cover_thumb.jpg

cover_thumb.jpg

341 ms

ctm_icon_vrshow.png

ctm_icon_vrshow.png

35 ms

Accessibility Review

multi-gasdetector.com accessibility score

80

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.

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

Links do not have a discernible name

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

multi-gasdetector.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

multi-gasdetector.com SEO score

91

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 Multi-gasdetector.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 Multi-gasdetector.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

multi-gasdetector.com

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