Kodak Max K2000-C Rapid Battery Charger, Without Batteries Does not include batteries, lightweight, portable, and easy to use High-rate, high-capacity Ni-MH technology; Single charge lasts up to twice as long as ordinary Ni-MH technology Auto shut-off feature and reverse-polarity protection as well as over-voltage and over-current protection safety limits Quick-charges any combination of 4 AA or 4 AAA NiMH or NiCD batteries in about 3 hours More than 800 charge/discharge cycles and no memory effect