Product information：Applicable platform: fully compatible, android platformCompatible platforms: ANDROID, iOSScreen size: 1.5 inchesAppearance size: 1.54 inchesMaterial: Aluminum Alloy + SiliconeBattery capacity: 230mAhWearing style: wrist strapOperation mode: touch + buttonInterface: USBWireless distance: 5m (inclusive) -10m (inclusive)Communication function: supportWristband material: siliconePacking list: Watch + charging cable + manual*1