Smart Watch Heart Rate Waterproof Health Management

Product information:
Color: green
Screen size: 1.3 inches
Additional features: step counting
Function: waterproof
Wearing method: wrist strap
Battery: 90mAh lithium polymer
Charging Method: USB interface charging
Machine size: diameter 44mm * 11.6mm
Strap width: 18mm
Mechanical material: TP plastic
Front frame: Plastic
Back cover: Plastic
Strap: TPU