MC0141B Features Safe and convenient Charges your Samsung Note 2 N7100/7102/7105 on the go Compact size for portability General Specs Brand & Model POWERQI N300  Input Self-adaptive Charging Voltage & Current DC 5V/500mA Frequency 100-200kHz Charging Distance 4-8 mm Compatibility Samsung Note 2 N7100/7102/7105 Standard QI wireless charging standard Package Details Weight: 11.77 g Size: 10*6.5*1 cm