LR03 AAA 1, 5V, LR06 AA 1, 5V, 6LR61, and 9V rechargeable battery Use: Standard Battery The yk999 ... monitors each chargingbay individually.* Fully CE approved and warranted for 1 year.Types of batteries supported:* Alkaline (previously non-rechargeable)* RAM ... (Nickel Metal Hydride)* Battery Sizes Supported:* 1-4 batteries of: AAA, AA, N, C, D, and 1 X 9 volt prismatic* Full CE ...