Ariic NewAluminium 3 Coils QI Wireless Battery Charger for Nokia HTC LG Samsung (White) ARIIC NewAluminium 3 Coils QI Wireless Battery Charger for Nokia HTC LG Samsung 3 coils 100% charging precision qi wireless charger pad !! Aluminium frame, better for heat release. Three coils, 100%25 charging precision ! The M-S4 wireless charger using second-generation TI wireless charging solution to ensure the quality. You can charging your phone without worring the safe of your phone and yourself ! We have two colors for M-S4. the white and black ! Please leave a message about the color you want ! Note: 1.The wireless charger can be used for all Qi-abled device. 2.Some mobiles phones must be eqquiped a Qi receiver to be charged wirelessly.(Please read the discription carefully) The new portable Qi-abled wireless charger pad can be used for QI standard receiver.For Qi-marked devices,you just need to put them on the wireless charger pad,it will work well,and for some other without Qi mark,you need a wireless charge reciver for you phone.The specification: medol M-S4 wireless charger color white,black type electric wireless charger coil quantity 3 coils frenquency 100-200KHz charging efficiency 75%25 charging distance 6-10mm perform standard QI input 5v, 1500 ma output 5v, 1000 ma compatiable all QI standard devices size 115*78*11mm weight 100g OEM YES charging standard WPC Wireless charging