Product information:    

Size: 57*30*1.5mm
Main chip: RTL8762CK
Waterproof rating: IP68
Touch mode: full touch sliding
LCD specification: 1.91 inch full touch
Display resolution: 170*320
Heart rate sensor: HRS3300
Sensor: 3-axis sensor
BT version: BT 5.0
Motor vibration: support
Charging method: magnetic charging interface
Strap material: food grade silicone

S ize  information :