EC Technology Qi-Enabled Wireless Charging Pad (Space Grey) Three coils built-in, much wider charging area, you can place your phone with a free position. No need for perfect alignment. Wireless Charging: You place down any Qi-enabled device or device equipped with a Qi-compatible cover. No cables or USB interface required. Input: 5V/2A; Output: 5V/1A. Practical Design: PMMA and aluminium alloy materials make it more exquisite,and the metal material make the quick heat dissipation.4 small anti-slip rubber feet at the bottom to secure the charging pad on any flat smooth surface. In order to get the prefect wireless charging experience, please use the wall adapter with output rating of AT LEAST 2A. Package Contents: 1 x EC Technology QI Charger, 1 x Micro USB charging cable, 1 x Manual Instruction