Power Mode: Battery Powered/USB Dual Use

Operating Voltage: ≤36V

Battery Capacity (mAh): 233

Battery Properties: Rechargeable Battery

Rechargeable Battery: Lithium Battery-Polymer

Wireless Property: Wireless

Compatible Operating System: IOS 9.1

Water Resistance Level: 5 ATM

Activity Type: Running

Communication & Utility Features: Time Display

Brand:XIAOMI

Body Material: Aluminum Alloy

Strap Material: Thermoplastic Polyurethane