Product parameters: 1. Product standard: Qi standard 2. Power: 10W 3. Input voltage/current: 5V-2A/9V-2A 4. Charging voltage/current: 5V-1A/9V-1.2A 5. Charging frequency: 110-205 KHz 6. Charging distance: ≤8mm 7. Charging efficiency: ≥73% 8. Product certification: CE/FCC/Rosh 9. Process: aluminum alloy process Accessories: packing box, manual, data cable