If your are planning to buy a secondhand or refurbished Android phone or table than you should test the phone condition before you buy. There is free app available in google play store to test the all phone components and working condition, “Phone Tester (Hardware Info)” install this app and test the phone, here is the key feature of this app.
Key feature
- Test Sensors,
- Test Wi-fi
- Test Telephony,
- GPS Test,
- Battery Test,
- Multitouch Test,
- Camera Testing,
- System Information,
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