Replacement SHARP BT-H22U / BT-H1U / BT-H21U / BT-N1U / BT-H22 / BT-H21 Ni-MH Rechargeable Battery for Select Sharp ViewCam VL Series Camcorders Specifications: Voltage 3.6V (volts) ; Capacity 2700 MAH Chemistry: Rechargeable Lithium Ion - No Memory Effect ; Utilizes BSP Technology for Surge & Overload Protection, Thermal-Cut-Off; Guards Against Short Circuits Softinterior to provide scratch free protection