The Ryobi BCS618 One+ Battery Charger is a dual chemistry charger and is suitable for both Li-Ion and NiCd batteries. It will accommodate six batteries so that you can charge one after the other without the worry of running on low battery power. The unit will keep you up to date with the electronic feedback system which shows the status of each battery charging, charged or error.
The Ryobi BCS618 has a systematic battery recharge system which charges the 1st battery in 1 hour, the 2nd battery in the next hour and so on until all batteries are charged.
Voltage: 18 Volt. Battery Chemistry: NiCd and Li-Ion.