One charger, two devices Simultaneously power up your favorite pair of devices to enjoy together — whether that's your phone and Galaxy Watch or your Galaxy Watch and Galaxy Buds Protect your Galaxy device with safe charge The 15W charger is the best choice to keep your Galaxy device safe from high temperatures and humidity, and from overheating when charging. It also automatically detects when objects interfere during the charge and is tested to ensure Galaxy device compatibility. *Watch charger supports Samsung Watch4, Watch3, Active2, Active. Charging speed may vary by device. **Wireless charger requires power connection. Charging speeds may vary by device. Actual charging speed may varies depending on usage, charging conditions and other factors.