18W Qi er Magnetic Car Charger Fast Charging Holder1.er standard: Qi er2.Output: 15W3.Input/Currency: 9V-2A/18W4. Output:15W.10W,7.5W,5W5. Charging frequency: 105-205 KHz6.Charging Distance: 0-8mm7.Charging efficiency: â¥75%8.Quality Certifications: CE/Rosh9.Size:61.5*92*6MM10: Color: White/Black