The DeWalt DCB124 rechargeable battery, 12 V, 3 Ah, offers power and reliability with lithium-ion technology. Its compact and lightweight design reduces fatigue, and the battery has no memory effect and loses almost no charge when idle. Features: Type: Li-Ion;Voltage: 12 V;Capacity: 3 Ah;Compact and lightweight design;No memory effect;Minimal charge loss when idle;Weight: 0.290 kg.