Sunplus Solution, 1 Coil
1.Product Standard: WPC-Qi V1..2.4
2.Wireless Charging Input: DC 9V 2A; 5V/2A
3. Wireless charging Output : DC 5V/3A, 9V/1.67A, 12V/1.3A
4.Wireless Charging Output: 15W (MAX)
5.Working Frequency: 100-200KHz
6.Transmission Distance: 3-5mm
7.Wireless Power Charging Efficiency: 80%