Amazon.com : Replacement for Olympus E-420 Battery and Charger - Compatible with Olympus BLS-1 Digital Camera Batteries and Chargers (1150mAh 7.4V Lithium-Ion) : Camera & Photo
Olympus E-400, 10,0 megapixels, God
Lauritz.com
Green Cell Digital Camera Battery for Olympus E-400 E-410 E-420 E-600 E-620 7.4V - TCS