Smart Phone Bluetooth Watch Bracelet

Product information:
Material: OGS
Internal screen (display) Type: 1.54-inch IPS color screen
Resolution: 240*240
Battery: polymer lithium ion
Battery capacity: 150mAh
Charging time: about 2H
Shell material: zinc alloy material
Bottom shell material: IML material
Strap material: liquid silicone strap
Speaker: 0916 welding wire
Mike: 4015 welding wire
Motor: support, 820 welding wire
Heart rate chip: EM 7028
Sensors: optical heart rate sensor, 3D acceleration sensor

Packing list:
watch*1