Fashion Personality Light Smart Bluetooth Watch

Product information:
Screen size: 1.3 inches
Battery capacity: 3.8V 170mAh
Screen Type: Thin Film Transistor screen
Function: heart rate monitoring
Wearing method: wrist strap
Color: pink, blue
Interface: USB 2.0
Color classification: Black
Operation mode: touch button
Product Size: 40x 35 x 10mm