Mfr: Artisan Power Series: - Package: Retail Package Product Status: Active Battery Chemistry: Lithium-Ion Rechargeability: Yes Battery Cell Size: 18650 Number of Cells: 4 Voltage - Rated: 7.4 V Capacity: 5.2Ah Size / Dimension: 3.82\ L x 2.87\ W x 0.94\ H (97.00mm x 73.00mm x 24.00mm)