Kastar Battery and Charger for Olympus Evolt E-400 E-410 E-420 E-450 E-620; Pen E-p1 E-p2 E-p3 E-pl1 E-pl3 Digital SLR Camera, Battery PS-BLS1 BLS-1 and Charger PS-BCS1 BCS1 Kastar Battery Replacement for PS-BLS1 BLS-1 Battery Battery Type: Lithium-Ion; Battery Voltage: 7.4V Battery Capacity: 2100mAh Package Includes: 1 Battery Compatible: Olympus BCS-1 PS-BCS1 Charger and Olympus E-400 Olympus E-410 Olympus E-420 Olympus E-450 Olympus E-600 Olympus E-620 Olympus E-P1 Olympus E-P2 Olympus E-P3 Olympus E-PL1 Olympus E-PL1s Olympus E-PL3 Olympus E-PM1 Cameras