Charge your Milwaukee 4.0Ah 12V battery packs in 80 minutes or less with the C12 C charger The Milwaukee C12 C quickly charges all M12 batteries. It will charge a REDLITHIUM 3.0Ah battery in just 60 minutes and a 4.0Ah in 80. It communicates directly with the battery pack to manage charges and features a slim profile that requires little bench-top room. Monitor battery charges for all of your M12 cordless tools with the onboard indicator light. Features: Charges M12 RED LITHIUM and M12 Lithium-Ion batteries Temperature protection electronics optimises the charger rate in extreme temperatures to extend battery life Encapsulated circuit board protects the electronics from dust, moisture and impact Progressive charge indication: battery LED\'s light up incrementally to give feedback on the current charge level of the battery pack REDLITHIUM 3.0Ah / 4.0Ah battery packs recharge in 60 min / 80 min or less REDLITHIUM 1.5Ah / 2.0Ah battery packs recharge in 30 min / 40 min or less Specification: Voltage: 12V Weight: 0.4kg