Joy Guru

Portable Multifunctional Waterproof Fitness Tracker Smart Bracelet PK Mi Band 4

Features:Type:Smart BraceletColor:As the pictureOperation Mode:Touch OperationPower On :Long press function keyCharging Time :2 hoursCharging Voltage :5VCurrent :1A-2.1ADescription:1.About 7-15 days standby time.2.Full-day activity tracking: steps,...