Product details of Prolink Qi Wireless Charging Pad 10W-PQC1001 Specification Charging Standard Standard: WPC - Qi Charging Efficiency: 70% Frequency: 110-205 KHz Input 5V/1.65A, 9V/1.75A (Max) Output 5/7.5/10W Case Combability Optimal performance: Up to 3mm Qi Certified Yes LED Yes Protection Requirement Over-Voltage Protection Over Current Protection Short Circuit Protection Under-Voltage Protection Dimension 90mm x 90mm x 7mm Weight 40g±3g Package Content 1 x Wireless Charging Pad 1 x USB Type-A to Micro USB Cable (1000mm) 1 x User Manual