Keep your smartwatch or fitness tracker charged wherever you go with this 1-pack of 2-pin magnetic chargers. Designed for wide compatibility, these chargers support most wearable devices that use a magnetic charging interface with a 4 mm ±0.2 mm center-to-center pin distance. Before purchase, measure your watch charging contacts to ensure a proper fit and reliable performance. With a stable 5 V/1000 mA output, these chargers fully power most smartwatches in about two hours. Built-in over-voltage, over-current, and short-circuit protection safeguard your device and extend battery life. If your device does not charge initially, the magnets can be easily swapped to adjust polarity, allowing compatibility with more devices. This 2-pack ensures you always have a spare charger available when you need it. Package include： 1 * Power Adapter 1 * USB Cable 2pin-4mm