Features: Model:2AC-60 Type: AA Lithium Energy:2200mWh/1.5V 1460mAh Voltage:1.5V USB input:5V/450±50mA Output:1.5V/1.5A(Max) Size:14*50±0.5mm Weight:17.7±0.5g Charge method:Type-C charging port Application:toys, mouse, keyboards,microphone,blood pressure monitors