Milwaukee 48-59-0255 Universal 12-Volt to 18-Volt NiCad Slide Style 1 Hour Battery Charger
The Universal Power Plus 120 volt AC charger will recharge 12V, 14.4V and 18V Power Plus Batteries.  Recharges both Nickel Cadmium and Nickel Metal Hydride batteries.  Charges batteries in one hour.