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%