Note: Please make sure your Wireless Charger Charging Pad compliant with Qi Standard, otherwise, it will not work with this Wireless Charging Receiver Module. Features - Model: QRN4. - Color: mainly black. - Material: durable copper coil. - Input: self-adaptation. - Output current: 600mA. - and Ultra-thin Qi Wireless Charger Charging Receiver Module. - Fully compatible with Galaxy Note 4 N910 /N910F /N910A /N910T /N910P /N910V /N910R4 /N910w8. - Works with all Qi Standard wireless charger charging pads. - No interfere with other functions of the smartphone. How to Use 1. Open the back cover of your Galaxy Note 4, you will find that there are metal connectors, which are specially prepared for wireless charging. 2. Peel off the paste stick on the wireless charging receiver and attach it to the wireless charging connectors. 3. Install the cover back to your Galaxy Note 4, then put the smartphone on your Qi Standard wireless charging pad to start wireless charging.