Fein 92604228090 ProCORE 18V 4 Ah AS Battery Starter Set

Battery status indicator signals when charging begins and when charging completes. Dual-mode charge provides fast charge to 80 percent, remaining 20 percent in long-life mode. Active air cooling for longer battery life. Electronic cell protection reliably protects the battery from overload, overheating, and total discharge.You may also like Fein Slugger Uni Carbide With Pilot, 1-1/8 Inch X 2 Inch.