The Gens Ace 5000mah 50C 14.8V LiPo Battery Hardcase is a product for an RC car. When racing enthusiasts use this item, an RC vehicle drifts longer because the product impacts performance during typical racing situations. The battery is reliable because it's made of a lithium polymer. Since this lithium polymer battery is designed with advanced stacking technology, the cell can reach 5000mah with ease.