Gens Ace 3300mAh 22.2V 60C 6S LiPo Battery Pack with EC5 plug is a high-performance rechargeable battery designed for RC model vehicles. It has a capacity of 3300mAh and a voltage of 22.2V, making it suitable for use with 1:14, 1:5, 1:6, 1:8, 1:10, and 1:12 scale models. The battery pack is equipped with an EC5 plug and is compatible with Align T-rex 500. With a discharge rate of 60C, this battery provides a reliable and long-lasting power source for your RC vehicle. I tested it and it is at 22.4v. Good