CTA Digital DB-BLM1 BLM-1 Rechargeable Lithium-Ion Battery (1500mAh, 7.2V) Replacement for Olympus BLM-1 Battery Replaces The Olympus Blm-1 Battery 1500mAh, 7.2V Retains full capacity, free from memory effect Lithium-ion for maximum battery life power 3 Year Warranty