Welcome to our srore.Type:Wrist StrapDurable MaterialStylish DesignVersatile UsageGreat ValueCommunication method: State of Assembly: Ready-to-GoGyro: mijia Silicone padScale: 1:5Model Number: official storeMax Speed: mijia Silicone padFeatures: MagneticControl Channels: 2 CHANNELSCertification: noneProduct name: official storeproduct material: official storeMax Speed: official storeProduct applicable 1: official storeProduct applicable 2: official storeProduct applicable 3: official storeProduct applicable 4: official storeProduct applicable 5: official storeProduct applicable 6: official storeProduct applicable 7: official store