1. Product Standard: Qi
2. Input: DC9V-1.65A / 5V-2A
3. Output: DC9V-1.2A / 5V-1A
4. Operating Frequency Range:100-200Khz
5. Transfer Efficiency: >75%
6. Charging Distance: 2-8mm
7. Material: Metal+Bamboo
8. Size: 100*78*68mm
9. Weight:143g