Mfr: Artisan Power Series: - Package: Retail Package Product Status: Active Battery Chemistry: Lithium-Ion Rechargeability: Yes Battery Cell Size: 18650 Number of Cells: 1 Voltage - Rated: 3.7 V Capacity: 2.6Ah Size / Dimension: 2.76\ L x 0.87\ W x 0.83\ H (70.00mm x 22.00mm x 21.00mm)