Features‎:‎‎- Match with the metal contacts at the back of the phone and you can have your phone charged by the wireless charger‎,‎ simple and convenient‎.‎‎- Copper coil boosts the electromagnetic field‎,‎ helps your device charge better‎.‎‎- The product has passed the certificate of RoHS‎,‎ which must be rigorously ensured a solid quality‎.‎ ‎- Input‎:‎ 5V‎- Output‎:‎ 800mAh Package weight‎:‎ 0.015 kg Package Size‎(‎L x W x H‎)‎‎:‎ 7.50 x 5.00 x 0.30 cm / 2.95 x 1.97 x 0.12 inches Package Contents‎:‎ 1 x Wireless Charging Receiver