Hitachi UC24YFA 7-1/2-to-24-Volt NiCad/NiMH Pod Style Battery 3-Hour Universal Charger  (Discontinued by Manufacturer) Universal charger works with 9.6-to-24-Volt batteries Capable of recharging Ni-Cd and ni-MH batteries Features a 3-way overcharging protection system 1-Year limited warranty