Don't let your smartphone battery at 1% blackmail you anymore! Top up your power with Super Fast, the Wireless Smartphone Battery Charger by Legami. Place your smartphone on it and there you have it, cable-free! Power: Max 10 W, Incoming frequency: 50 Hz, Outgoing frequency: 110-205 KHz, Charging efficiency: about 70%, USB/USB-C cable included (length: 100 cm), The battery charger features both FOD and overcharge protection.