100% Original Dewalt 20V Lithium-Ion Rechargeable Battery Backup Battery DCB200 DCB184 Series. Capacity: 6Ah Voltage: 20V Battery Discharge Rate: 10C (Powerful). Type: Lithium-ion battery. Built-in Battery Management System (BMS). The DeWalt 6.0Ah 20V power tool battery is a genuine product from DEWALT, known for its reliability and quality. This battery is designed to provide consistent power for your power tools, ensuring a smooth and efficient performance on the job. With fast delivery available in the UK, you can rest assured that you will receive your new battery promptly, allowing you to continue working without interruptions.