Olympus FE-20 Battery & Charger Set for LI-42B, LI-40B Digital Camera Battery & Charger Kit (1200mAh, 3.7V, Li-Ion) Olympus FE-20 Battery and Charger Capacity: 1200mAh 3.7V Lithium-Ion Rechargeable Battery World Charger 100-240V 1 Year Replacement Warranty What You Get: 1 Battery and 1 Charger