Lithium Polymer technology. (Li-Po) These batteries must be used with Lipo balance chargers specifically designed to charge these types of batteries. Low voltage cut off circuitry (speed control) is also required. It is extremely important to understand the dangers and follow the instructions of these types of batteries.
 

We have the best nimh cells in the business. Our Ener-G brand 4600 cells have incredible power, more than any cell on the market today! Ener-G 1600's have low self discharge and awesome reliability! Our 2500 AA cells have fantastic capacity and low self discharge!
 

Battery Accessories and More
 

Great deals on closeout, overstock and discontinued items!