Interbattery.or.kr 인터배터리 – 국내 최대규모 이차전지산업 전문 전시회
국내 최대규모로 개최되는 이차전지산업 전문 전시회, 전세계 배터리 전문가들과 30,000 여명의 바이어가 한자리에 모여 교류하는 인터배터리!
interbattery.or.kr Mobile Performance
18/100
These metrics represent real-world Chrome users experience viewing interbattery.or.kr on mobile devices. Reports are focused on loading performance and other critical factors that most affect user experience. Follow our guide to track, optimize, and improve the quality of your web pages.
Metrics
Largest Contentful Paint0/100 13.1 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Time to Interactive2/100 21.0 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Speed Index4/100 12.4 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Total Blocking Time30/100 810 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
First Contentful Paint31/100 4.9 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Cumulative Layout Shift100/100 0
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Should Fix (19)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Serve images in next-gen formats
Potential savings of 2,613 KiB
14,700 ms
Efficiently encode images
Potential savings of 2,156 KiB
10,800 ms
Properly size images
Potential savings of 1,781 KiB
9,000 ms
Remove unused JavaScript
Potential savings of 362 KiB
1,800 ms
Eliminate render-blocking resources
Potential savings of 1,370 ms
1,367 ms
Remove unused CSS
Potential savings of 139 KiB
600 ms
Reduce initial server response time
Root document took 770 ms
172 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Serve static assets with an efficient cache policy
79 resources found
Ensure text remains visible during webfont load
Reduce the impact of third-party code
Third-party code blocked the main thread for 1,310 ms
Does not use passive listeners to improve scrolling performance
Minimize main-thread work
5.9 s
Avoid enormous network payloads
Total size was 4,256 KiB
Reduce JavaScript execution time
3.0 s
User Timing marks and measures
3 user timings
Avoid chaining critical requests
49 chains found
Largest Contentful Paint element
1 element found
Keep request counts low and transfer sizes small
113 requests • 4,256 KiB
Avoid long main-thread tasks
13 long tasks found
Passed Audits (10)
Minify CSS
Potential savings of 13 KiB
Enable text compression
Defer offscreen images
Avoid multiple page redirects
Minify JavaScript
Potential savings of 4 KiB
Preconnect to required origins
Use video formats for animated content
Avoids `document.write()`
Preload key requests
Avoids an excessive DOM size
618 elements
interbattery.or.kr Mobile SEO
85/100
These checks ensure that your page is optimized for search engine results ranking. There are additional factors Lighthouse does not check that may affect your search ranking. Learn more. Run these additional validators on your site to check additional SEO best practices.
Should Fix (3)
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Links do not have descriptive text
1 link found
Crawling and Indexing
To appear in search results, crawlers need access to your app.
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.
Tap targets are not sized appropriately
93% appropriately sized tap targets
Passed Audits (11)
Document has a valid `rel=canonical`
robots.txt is valid
Page has successful HTTP status code
Page isn’t blocked from indexing
Document has a meta description
Document has a `<title>` element
Image elements have `[alt]` attributes
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Document avoids plugins
Document has a valid `hreflang`
Document uses legible font sizes
78.54% legible text
interbattery.or.kr Mobile Best Practices
62/100
These checks highlight opportunities to improve the overall code health of interbattery.or.kr mobile page. Current recommendations will help to make your page fast and secure, to create a good user experience and to avoid deprecated technologies.
Should Fix (5)
General
Browser errors were logged to the console
Trust and Safety
Does not use HTTPS
96 insecure requests found
Links to cross-origin destinations are unsafe
Includes front-end JavaScript libraries with known security vulnerabilities
4 vulnerabilities detected
User Experience
Serves images with low resolution
Passed Audits (9)
Avoids deprecated APIs
Avoids Application Cache
Avoids requesting the notification permission on page load
Properly defines charset
Avoids requesting the geolocation permission on page load
Allows users to paste into password fields
Detected JavaScript libraries
Displays images with correct aspect ratio
Page has the HTML doctype
interbattery.or.kr Mobile Progressive Web App
11/100
These checks validate the aspects of a Progressive Web App. Learn more. These checks are required by the baseline PWA Checklist but are not automatically checked by Lighthouse. They do not affect your score but it's important that you verify them manually.
Should Fix (12)
Installable
Does not register a service worker that controls page and `start_url`
Does not use HTTPS
96 insecure requests found
Web app manifest does not meet the installability requirements
PWA Optimized
Does not redirect HTTP traffic to HTTPS
Is not configured for a custom splash screen
Manifest doesn't have a maskable icon
Does not set a theme color for the address bar.
Content is not sized correctly for the viewport
Does not provide a valid `apple-touch-icon`
Fast and reliable
Current page does not respond with a 200 when offline
`start_url` does not respond with a 200 when offline
Page load is not fast enough on mobile networks
Interactive at 21.0 s
Passed Audits (2)
Contains some content when JavaScript is not available
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
interbattery.or.kr Mobile Accessibility
80/100
These checks highlight opportunities to improve the accessibility of your web app. Only a subset of accessibility issues can be automatically detected so manual testing is also encouraged. These items address areas which an automated testing tool cannot cover. Learn more in our guide on conducting an accessibility review.
Should Fix (7)
Navigation
These are opportunities to improve keyboard navigation in your application.
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.
Buttons do not have an accessible name
`<frame>` or `<iframe>` elements do not have a title
Form elements do not have associated labels
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Tables and lists
These are opportunities to to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
List items (`<li>`) are not contained within `<ul>` or `<ol>` parent elements.
Lists do not contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
Passed Audits (20)
The page contains a heading, skip link, or landmark region
`[aria-hidden="true"]` is not present on the document `<body>`
`[aria-hidden="true"]` elements do not contain focusable descendents
`[aria-*]` attributes match their roles
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
ARIA IDs are unique
`[aria-*]` attributes are valid and not misspelled
Links have a discernible name
`[role]` values are valid
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
`[aria-*]` attributes have valid values
`[lang]` attributes have a valid value
`[role]`s are contained by their required parent element
Document has a `<title>` element
Image elements have `[alt]` attributes
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
`[role]`s have all required `[aria-*]` attributes
`<html>` element has a `[lang]` attribute
`<html>` element has a valid value for its `[lang]` attribute
Mobile Usability
100/100
These checks validate how easily a visitor can use interbattery.or.kr on a mobile device. Test results include a list of any mobile usability problems. Mobile usability problems are issues that can affect a user that visits the page on a mobile (small screen) device, including small font sizes (which are hard to read on a small screen).
Passed Audits (5)
Avoid plugins
Configure the viewport
Size content to viewport
Size tap targets appropriately
Use legible font sizes
Mobile Speed
62/100
These checks analyze the performance of interbattery.or.kr on mobile devices and return PageSpeed score and information on how to improve the load time. What makes a good Progressive Web App?
Should Fix (6)
Leverage browser caching
Optimize images
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Minify JavaScript
Minify CSS
Enable compression
Passed Audits (4)
Avoid landing page redirects
Reduce server response time
Minify HTML
Prioritize visible content
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