Mfr: Artisan Power Series: - Package: Retail Package Product Status: Active Battery Chemistry: Nickel Metal Hydride Rechargeability: Yes Battery Cell Size: - Voltage - Rated: 3.6 V Capacity: 550mAh Size / Dimension: 1.85\ L x 1.38\ W x 0.28\ H (47.00mm x 35.00mm x 7.00mm)