Tools & Wizards About Us
extremelights.sk screenshot

Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

extremelights.sk

LED baterky, LED čelovky, akumulátory, nabíjačky, batérie

Page Load Speed

7 sec in total

First Response

1.4 sec

Resources Loaded

5 sec

Page Rendered

636 ms

extremelights.sk screenshot

About Website

Welcome to extremelights.sk homepage info - get ready to check Extremelights best content for Slovakia right away, or after learning these important things about extremelights.sk

Internetový obchod so zameraním na LED Baterky, led čelovky, nabíjačky pre domáce použitie, do prírody aj pre profesionálov

Visit extremelights.sk

Key Findings

We analyzed Extremelights.sk page load time and found that the first response time was 1.4 sec and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

extremelights.sk performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value9.7 s

10/100

10%

TBT (Total Blocking Time)

Value3,980 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value1.6

0/100

15%

TTI (Time to Interactive)

Value19.2 s

2/100

10%

Network Requests Diagram

www.extremelights.sk

1407 ms

theme.css

364 ms

front.css

333 ms

ps_socialfollow.css

335 ms

ps_searchbar.css

333 ms

Our browser made a total of 140 requests to load all elements on the main page. We found that 89% of them (125 requests) were addressed to the original Extremelights.sk, 5% (7 requests) were made to Fonts.gstatic.com and 1% (2 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Extremelights.sk.

Page Optimization Overview & Recommendations

Page size can be reduced by 304.7 kB (12%)

Content Size

2.5 MB

After Optimization

2.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Extremelights.sk main page is 2.5 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. 75% 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. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 199.5 kB

  • Original 222.1 kB
  • After minification 198.4 kB
  • After compression 22.6 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 23.7 kB, which is 11% 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 199.5 kB or 90% of the original size.

Image Optimization

-1%

Potential reduce by 18.1 kB

  • Original 1.6 MB
  • After minification 1.6 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. Extremelights images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 39.4 kB

  • Original 433.0 kB
  • After minification 432.6 kB
  • After compression 393.6 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

-26%

Potential reduce by 47.7 kB

  • Original 180.3 kB
  • After minification 179.9 kB
  • After compression 132.6 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. Extremelights.sk needs all CSS files to be minified and compressed as it can save up to 47.7 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 87 (67%)

Requests Now

130

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 130 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Extremelights. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 43 to 1 for JavaScripts and from 46 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.extremelights.sk

www.extremelights.sk

1407 ms

theme.css

theme.css

364 ms

front.css

front.css

333 ms

ps_socialfollow.css

ps_socialfollow.css

335 ms

ps_searchbar.css

ps_searchbar.css

333 ms

productcomments.css

productcomments.css

346 ms

jquery-ui.min.css

jquery-ui.min.css

348 ms

jquery.ui.theme.min.css

jquery.ui.theme.min.css

443 ms

jquery.growl.css

jquery.growl.css

445 ms

jquery.fancybox.css

jquery.fancybox.css

444 ms

custom.css

custom.css

463 ms

fonts.css

fonts.css

463 ms

customer.css

customer.css

481 ms

errors.css

errors.css

554 ms

animate.css

animate.css

557 ms

slick-theme.css

slick-theme.css

554 ms

slick.css

slick.css

579 ms

styles.css

styles.css

696 ms

blog.css

blog.css

600 ms

feature.css

feature.css

679 ms

jquery.mCustomScrollbar.css

jquery.mCustomScrollbar.css

664 ms

social-login.css

social-login.css

669 ms

jquery.fancybox-transitions.css

jquery.fancybox-transitions.css

708 ms

countdown.css

countdown.css

723 ms

widgets.css

widgets.css

775 ms

unique.css

unique.css

785 ms

plist1492174418.css

plist1492174418.css

788 ms

ps_searchbar.css

ps_searchbar.css

815 ms

DeoAdvancedSearch.css

DeoAdvancedSearch.css

817 ms

advancedsearch.autocomplete.css

advancedsearch.autocomplete.css

840 ms

ps_currencyselector.css

ps_currencyselector.css

886 ms

ps_languageselector.css

ps_languageselector.css

896 ms

ps_customersignin.css

ps_customersignin.css

899 ms

ps_shoppingcart.css

ps_shoppingcart.css

930 ms

DeoMegamenu.css

DeoMegamenu.css

970 ms

typo.css

typo.css

957 ms

css2

css2

35 ms

js

js

75 ms

api:client.js

api:client.js

23 ms

fake-number-static.css

fake-number-static.css

886 ms

DeoSlideshow.css

DeoSlideshow.css

681 ms

DeoCategoryImage.css

DeoCategoryImage.css

686 ms

DeoBlockLink.css

DeoBlockLink.css

719 ms

ps_socialfollow.css

ps_socialfollow.css

734 ms

skin.css

skin.css

743 ms

headerposition1491413718.css

headerposition1491413718.css

736 ms

headerposition1491413718.css

headerposition1491413718.css

680 ms

footerposition1491402918.css

footerposition1491402918.css

684 ms

profile1491397774.css

profile1491397774.css

727 ms

core.js

core.js

921 ms

theme.js

theme.js

925 ms

ps_emailsubscription.js

ps_emailsubscription.js

902 ms

front.js

front.js

831 ms

mailalerts.js

mailalerts.js

829 ms

conversion-api.js

conversion-api.js

824 ms

jquery.rating.plugin.js

jquery.rating.plugin.js

953 ms

productListingComments.js

productListingComments.js

889 ms

jquery-ui.min.js

jquery-ui.min.js

954 ms

jquery.growl.js

jquery.growl.js

818 ms

jquery.fancybox.js

jquery.fancybox.js

853 ms

jquery.scrollTo.js

jquery.scrollTo.js

826 ms

jquery.serialScroll.js

jquery.serialScroll.js

898 ms

jquery.cooki-plugin.js

jquery.cooki-plugin.js

883 ms

ps_shoppingcart.js

ps_shoppingcart.js

839 ms

ps_searchbar.js

ps_searchbar.js

832 ms

custom.js

custom.js

827 ms

instafeed.min.js

instafeed.min.js

896 ms

jquery.stellar.js

jquery.stellar.js

895 ms

imagesloaded.pkgd.min.js

imagesloaded.pkgd.min.js

898 ms

slick.js

slick.js

885 ms

jquery.elevateZoom-3.0.8.min.js

jquery.elevateZoom-3.0.8.min.js

847 ms

cart.js

cart.js

845 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

892 ms

jquery.mCustomScrollbar.js

jquery.mCustomScrollbar.js

922 ms

social-login.js

social-login.js

874 ms

jquery.fancybox-transitions.js

jquery.fancybox-transitions.js

863 ms

countdown.js

countdown.js

852 ms

deocountdown.js

deocountdown.js

868 ms

library.js

library.js

883 ms

script.js

script.js

902 ms

themes.js

themes.js

904 ms

resize-sensor.js

resize-sensor.js

864 ms

sticky-sidebar.js

sticky-sidebar.js

882 ms

advancedsearch.js

advancedsearch.js

869 ms

hotjar-2730007.js

hotjar-2730007.js

311 ms

advancedsearch.autocomplete.js

advancedsearch.autocomplete.js

682 ms

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4GiClntA.ttf

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4GiClntA.ttf

28 ms

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4G1ilntA.ttf

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4G1ilntA.ttf

64 ms

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4G5ClntA.ttf

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4G5ClntA.ttf

113 ms

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4GCC5ntA.ttf

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4GCC5ntA.ttf

152 ms

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4GMS5ntA.ttf

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4GMS5ntA.ttf

159 ms

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4GVi5ntA.ttf

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4GVi5ntA.ttf

152 ms

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4Gfy5ntA.ttf

pe1mMImSLYBIv1o4X1M8ce2xCx3yop4tQpF_MeTm0lfGWVpNn64CL7U8upHZIbMV51Q42ptCp5F5bxqqtQ1yiU4Gfy5ntA.ttf

154 ms

megamenu.js

megamenu.js

716 ms

icon-baldini.ttf

icon-baldini.ttf

759 ms

deo-custom-icons.ttf

deo-custom-icons.ttf

989 ms

extremelights_logo.svg

extremelights_logo.svg

759 ms

sdk.js

sdk.js

55 ms

www.extremelights.sk

www.extremelights.sk

1429 ms

extreme-lights-background.jpg

extreme-lights-background.jpg

1234 ms

sdk.js

sdk.js

59 ms

extreme-lights-dorucenie2.jpg

extreme-lights-dorucenie2.jpg

1063 ms

extreme-lights-vianocna-akcia2.jpg

extreme-lights-vianocna-akcia2.jpg

994 ms

led-baterky.jpg

led-baterky.jpg

750 ms

celovky.jpg

celovky.jpg

905 ms

prislusenstvo-k-led-baterkam.jpg

prislusenstvo-k-led-baterkam.jpg

963 ms

33 ms

akumulatory.jpg

akumulatory.jpg

1001 ms

privesky-na-kluce-a-gadgety.jpg

privesky-na-kluce-a-gadgety.jpg

999 ms

nabijacky.jpg

nabijacky.jpg

1059 ms

extremelights-doprava.jpg

extremelights-doprava.jpg

1061 ms

osobny-odber-v-avione.jpg

osobny-odber-v-avione.jpg

1198 ms

xtar-inr-18650-2600mah-35a-36v-nechraneny.jpg

xtar-inr-18650-2600mah-35a-36v-nechraneny.jpg

1113 ms

akumulator-xtar-panasonic-18650-3000mah-36v-chraneny.jpg

akumulator-xtar-panasonic-18650-3000mah-36v-chraneny.jpg

1035 ms

akumulator-xtar-panasonic-18650-3500mah-36v-chraneny.jpg

akumulator-xtar-panasonic-18650-3500mah-36v-chraneny.jpg

1087 ms

akumulator-xtarsamsung-18650-2600mah-li-ion-37v-chraneny.jpg

akumulator-xtarsamsung-18650-2600mah-li-ion-37v-chraneny.jpg

1056 ms

akumulator-klarus-18650-3600mah-gt-36v-chraneny-profi.jpg

akumulator-klarus-18650-3600mah-gt-36v-chraneny-profi.jpg

1123 ms

akumulator-klarus-lir-imr-18650-3100mah-12a-36v-chraneny.jpg

akumulator-klarus-lir-imr-18650-3100mah-12a-36v-chraneny.jpg

1120 ms

-akumulator-klarus-18650-2600mah-36v-chraneny-nabijatelny-micro-usb.jpg

-akumulator-klarus-18650-2600mah-36v-chraneny-nabijatelny-micro-usb.jpg

1141 ms

akumulator-klarus-18650-2600mah-37v-chraneny.jpg

akumulator-klarus-18650-2600mah-37v-chraneny.jpg

1099 ms

akumulator-fenix-18650-2900mah-36v-chraneny.jpg

akumulator-fenix-18650-2900mah-36v-chraneny.jpg

1095 ms

akumulator-fenix-18650-3500mah-36v-chraneny.jpg

akumulator-fenix-18650-3500mah-36v-chraneny.jpg

1077 ms

led-baterka-fenix-e12-v20.jpg

led-baterka-fenix-e12-v20.jpg

1122 ms

led-baterka-olight-baldr-pro-1350lm-zeleny-laser.jpg

led-baterka-olight-baldr-pro-1350lm-zeleny-laser.jpg

1109 ms

led-baterka-tank007-e06-black.jpg

led-baterka-tank007-e06-black.jpg

1149 ms

bicyklove-svietidlo-olight-rn-120-120lm-zadne-micro-usb-nabijatelne.jpg

bicyklove-svietidlo-olight-rn-120-120lm-zadne-micro-usb-nabijatelne.jpg

1119 ms

led-bicyklove-svietidlo-olight-rn-800-800lm-vstavany-li-ion-aku-4000mah-usb-c-nabijatelne.jpg

led-bicyklove-svietidlo-olight-rn-800-800lm-vstavany-li-ion-aku-4000mah-usb-c-nabijatelne.jpg

1093 ms

nabijacka-fenix-are-x2-li-ion-a-nimh-pouzitelna-aj-ako-power-bank.jpg

nabijacka-fenix-are-x2-li-ion-a-nimh-pouzitelna-aj-ako-power-bank.jpg

1114 ms

xtar-d4-inteligentna-nabijacka-pre-li-ion-akumulatory.jpg

xtar-d4-inteligentna-nabijacka-pre-li-ion-akumulatory.jpg

1111 ms

xtar-x4-inteligenta-univerzalna-rychlonabijacka-micro-usb-230v-vstup-zalozny-zdroj-el-energie-power-bank.jpg

xtar-x4-inteligenta-univerzalna-rychlonabijacka-micro-usb-230v-vstup-zalozny-zdroj-el-energie-power-bank.jpg

1125 ms

olight-cr123a-1600mah-3v.jpg

olight-cr123a-1600mah-3v.jpg

1147 ms

olight-cr123a-1600mah-3v.jpg

olight-cr123a-1600mah-3v.jpg

1115 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

43 ms

akumulator-xtar-panasonic-18650-3000mah-36v-chraneny.jpg

akumulator-xtar-panasonic-18650-3000mah-36v-chraneny.jpg

1046 ms

akumulator-klarus-rcr123a-16340-700mah-37v-chraneny.jpg

akumulator-klarus-rcr123a-16340-700mah-37v-chraneny.jpg

1067 ms

led-baterka-tank007-c8v2.jpg

led-baterka-tank007-c8v2.jpg

1072 ms

bicyklove-svietidlo-olight-rn-120-120lm-zadne-micro-usb-nabijatelne.jpg

bicyklove-svietidlo-olight-rn-120-120lm-zadne-micro-usb-nabijatelne.jpg

957 ms

magneticka-montaz-pre-svietidlo-na-hlaven-wolf-eyes-mm-80.jpg

magneticka-montaz-pre-svietidlo-na-hlaven-wolf-eyes-mm-80.jpg

874 ms

akumulator-xtar-panasonic-18650-3500mah-36v-chraneny.jpg

akumulator-xtar-panasonic-18650-3500mah-36v-chraneny.jpg

846 ms

led-baterka-tank007-kc15-usb-nabijatelne-praktik-set-cw-studena-biela.jpg

led-baterka-tank007-kc15-usb-nabijatelne-praktik-set-cw-studena-biela.jpg

820 ms

Accessibility Review

extremelights.sk accessibility score

89

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

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

extremelights.sk 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

Page has valid source maps

SEO Factors

extremelights.sk SEO score

89

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

    SK

  • Language Claimed

    SK

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Extremelights.sk can be misinterpreted by Google and other search engines. Our service has detected that Slovak is used on the page, and it matches the claimed language. Our system also found out that Extremelights.sk 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

extremelights.sk

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