Power Mode: USB Charging
Operating Voltage: ≤36V
Battery Properties: Rechargeable Battery
Rechargeable Battery: Lithium Battery-Polymer
Wireless Property: wireless
Wireless Version: Wireless 4.0
Screen Material: IPS
Screen Resolution: 240p
Body Material: Alloy
Strap Material: Silicone
Screen Size: 1.83
Screen Ratio (%): 95