Unlocking way :card
Working voltage: 2x AAA Batteries
Quiescent current:≤8uA.
Working current:≤150mA
Material: ABS Plastic
Main Functions:Entrance guard card、 Activity Tracking(Step pedometer,Calorie Burnt,Distance)、Automatic Sleep monitoring,Call alert、Message alert,Alarm clock alert,Goal complete alert,Sedentary alert,Low-battery reminder,Anti-lost alert,Remote Camera Contr