Mfr: Artisan Power Series: - Package: Retail Package Product Status: Active Battery Chemistry: Nickel Metal Hydride Rechargeability: Yes Battery Cell Size: - Number of Cells: 4 Voltage - Rated: 4.8 V Capacity: 3.5Ah Size / Dimension: 3.58\ L x 1.89\ W x 0.87\ H (91.0mm x 48.0mm x 22.0mm)