Triangle Motor Linkage – A new upgrade design, the motor will automatically clamp the arms and the base, automatically align the coils, and grip at the best angle to maintain the highest charging efficiency and the most stable state. Automatic Infrared Sensing – When the phone is close to the bracket, it will automatically open and be clamped into the phone. The back of the wireless charger has a metal button that can be opened with one touch and can be operated with one hand.