The charger has short circuit, over-voltage, overload and overpower protection, so it is safe and reliable for you to use.Low working temperature, good anti-interference performance, fast charging speed, high efficiency and long service life are the advantages of this charger.Made of high-quality ABS component, it is safe and reliable to use.The cable length of the product is 1m.The charger is compatible for OPPO Watch 41mm 46mm.Item Name: ChargerMaterial: ABSStyle: 41mm/46mm (Optional)Input Voltage: 5VOutput Voltage: 5VOutput Current: 700MAInterface: Probe InterfaceCable Length: 1mCompatible Model: for OPPO Watch 41mm 46mmFeatures: Safe, Fast Charging, Anti-interferenceSize Details: Cable Length: 100cm/39.37" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Charger