No Wires No Fuss Thanks to cutting-edge Qi inductive technology, charging your enabled device is as simple as setting it on the pad. Mobile phone wirelss charging right way Q: WHEN Plug up to charge the light stays red, it did not charge my phone, what should I do? A: Make sure your phone is Qi-Enabled or you receiver case is not too Thick. The wireless effective distance is 1-8mm. When the light stays red, pls move you phone a little, make sure your phone's wirelss Sensing area is placed in the cener. when the light become blue you can enjoy the wireless charging. Q: When attempting to charging phone, the charger turns off and on repeatedly A: Make sure your phone is Qi-Enabled and your power supply is not less than 5v 1.5a. When the blue light come on do not move your phone rapid, if all light is off, it may your Power supply is unstable. WE suggest you find a stable power supply Honest Warranty Chose Parall, we believe in Customer and our products. That's why we back them all with an 12-month warranty and provide friendly, easy-to-reach support. Popular Compatible Models Samsung Galaxy S6 S6 Edge Nexus Nexus 10 / Nexus 7 / Nexus 4 / Nexus 5/ Nexus 6 LG SPECTRUM 2 (VS930) LG D820 T-Mobile LG G2 VERIZON (VS980) LG Optimus LTE2 SH-02D SH-04D SH-06D SH-07E SH-09D SH-13C Nokia 920/ 920T Nokia Lumia 1520 HTC Droid DNA Rzound Incredible 4G LTE Models Requiring a Wireless Charging Adapter: Galaxy S5 / S4 / S3 / Galaxy Note 4 / 3 (not Verizon version) / 2 Nokia Lumia 820 / iPhone 6 / 5s / 5c / 5 / 4 / 4S / 3G Pentax WG-3 Camera Blackberry Z30 For Optimal Use: - Confirm that your device is Qi-compliant before purchase or supply your own Qi-compliant cover to enable charging.