WHAT IS IT? – The Relife RL-071 is a device that is needed to calibrate the fingerprint feature on an Android smart phone that has had a new screen fitted.

HOW DOES IT WORK? – After you have fitted a new screen the fingerprint feature may not work correctly, so use the Relife RL-071 device to calibrate the fingerprint function.  Do this by entering the service mode and follow the video tutorial.

Brand – Relife & Sunshine work together to create this device for smartphone fingerprint calibration restore.

Compatibility – For OPPO, VIVO, Xiaomi, Huawei (with software) and hopefully Samsung in the future.