NoteThis USB charging cable has a distance of 2.84 mm between the two pins. Black A and White B are opposite polarity At least one will fit you smartwatch. So if you want to get it right the first time This is a good choice. Efficient Fast ChargingAdvanced fast charging technology optimized circuit design ensures stable output of current and voltage. Short-Circuit ProtectionMultiple protection mechanisms such as short-circuit protection over-voltage and over-current protection effectively prevent the battery from overheating and damage. Strong Magnetic Design Built-in pure copper probe with solid magnetic power supply stronger adsorption watch charging than other chargers.
Portable and ECO-FRIENDLYThe charging cable is designed to be lightweight and portable so it can be put into your travel bag and carried around. Adopting high efficiency conversion circuit and low power standby mode reduces energy consumption minimizing energy waste and carbon emission.