⌨️ Keyboard Test
Press every key — it turns green once tested. Blue = currently held.
Layout:
Tested: 0
Total: 0
0%
Press any key…
📷 Camera Test
Preview your webcam live and inspect device details.
Camera not started
| Status | — |
| Device | — |
| Resolution | — |
| Frame Rate | — |
| Aspect Ratio | — |
| Facing Mode | — |
🔊 Sound Test
Full-range audio track to test your speakers — then use the channel tester to check left and right sides independently.
Punjabi Pop Sample
128 BPM · D Major · Bhangra-style beat · Diljit Dosanjh vibes
Playing through both speakers.
🔋 Live Battery Status
Real-time data from your browser.
🩺 Battery Health — Report Analyser
Generate the Windows battery report, upload it here, and the site instantly calculates your battery health.
1
Generate the battery report
Open Command Prompt (CMD) as Administrator — press Win + R, type
cmd, then right-click → Run as administrator. Then run:powercfg /batteryreport /output "%USERPROFILE%\Downloads\battery-report.html"
This saves battery-report.html to your Downloads folder (e.g.
C:\Users\YourName\Downloads\).2
Upload the report file
Drop battery-report.html here
or click to browse
💻 More Useful Commands
Run in Command Prompt (CMD) as Administrator — Win + R →
cmd → right-click → Run as administrator.Energy efficiency report (60-second scan, saves to Downloads):
powercfg /energy /output "%USERPROFILE%\Downloads\energy-report.html"
Quick battery level check (%):
wmic PATH Win32_Battery GET EstimatedChargeRemaining
Design capacity in mWh (needs Admin):
wmic /namespace:\\root\wmi PATH BatteryStaticData GET DesignedCapacity
Full charge capacity in mWh (needs Admin):
wmic /namespace:\\root\wmi PATH BatteryFullChargedCapacity GET FullChargedCapacity