RAVPower Wireless Charging Pad with 5,000mAh External Battery Pack for Samsung Galaxy S7, S6, Nexus 6 5 4 7(2nd Gen), Nokia Lumia 920, LG Optimus Vu2, HTC 8X Droid DNA and All Qi-Enabled Devices (Black) Wireless Charging: No Cable, no connection,simply place on the charger and the phone battery will recharge automatically. Input: 5V/1.5A; Output: 5V/1A 5000mAh of power stored in a low profile,slim body. Anti-slippery rubber feet offer firm desktop surface grip and keeping your device secure Notes: Protective cases thicker than 5mm/0.2 inch will prevent the charger from working properly. For the best results,please remove before charging. Wireless charging rate is slightly slower compared with conventional wired charger. Direct Charging Models: (Work without any charging case / coil) Samsung Galaxy S7, S7 Edge, S6, S6 Edge, S6 Edge Plus, Note 5, Nexus 7 2nd Gen, Nexus 6 / 5 / 4, LG Optimus Vu2, Nokia Lumia 920, HTC 8X, HTC Droid DNA Requiring Charging Receiver: Samsung Galaxy S5 / S4 / S3, Galaxy Note 4 / 3 / 2, Nokia Lumia 820, 925, 925T, 1020; Charging case required: iPhone 6s/6s Plus, 6 / 6 Plus, 5 / 5S /5C, 4 / 4S