S4 Qi Receiver, LANIAKEA Ultra Slim Qi Wireless Charging Receiver, Built-in Patch Module Card for Samsung Galaxy S4 (Make S4 be Universal Wireless Charged Everywhere like Starbucks)

LANIAKEA® Built-in Qi Wireless Charging Receiver for Samsung Galaxy S4 - Make your S4 Universal to be Wireless Charged by All Qi Charger

? Install Instruction
(You can refer to the photo guide on the product page or user manual in the package for clear instruction)
1. Open up the back cover of S4, and find 2 gold metal connectors locate on the top left which are specially prepared for wireless charging build-in receiver.
2. Peel off the paste patch on the wireless charging receiver.
3. Align receiver's 2 gold metal connectors, attach them to those 2 charging connectors on your S4. Meanwhile, press the receiver and make the paster that peel off before to stick on your S4 battery smoothly.
4. Cover back your backcover, installation complete.

? What is noteworthy when using??
No matter your phone has a case or not when wireless charging, please always focus on aiming the Qi receiver coil (the cross star) to the middle of Qi charger and make sure the case not thicker than 8mm.

? What make my phone really hot/not charge/charge unsmoothly?
- Power Supply. Your Qi charger transmits weak power since the lack of enough power supply.
- Case Material. If your phone case is made of metal or magnetic material.
- Bad Connected. The Qi receiver coil (the cross star) is not aligned well to the middle of Qi charger.
- Charging Distance. Your phone case is too thick (thicker than 8mm) to receive wireless charging effciency.
- Chip Quality. Our Qi recevier is integrated of new Texas Instruments chip while your Qi charger using the old chip.
- Installed issue. You Qi receiver is not well installed as not fully connected to your phone.

? Specification
- Charging Standard: Qi
- Input: WPC 5W
- Output: DC 5V/600mA
- Charge Efficiency:?73%
- Weight: about 4g
- Size: 58 x 53 x 0.5 mm

? Package
1x LANIAKEA® Built-in S4 Qi Receiver
1x User Manual