Mfr: Artisan Power Series: - Package: Retail Package Product Status: Active Battery Chemistry: Lithium-Ion Rechargeability: Yes Battery Cell Size: - Voltage - Rated: 3.7 V Capacity: 4Ah Size / Dimension: 3.74\ L x 2.72\ W x 0.67\ H (95.0mm x 69.0mm x 17.0mm)