The Traxxas 2985-2S 2S 3000 mAh LiPo Completer kit includes a high-capacity 2-cell 7.4-volt LiPo battery and a USB-C charger, providing a convenient all-in-one solution for powering your RC vehicle. The 3000 mAh battery delivers consistent voltage and extended run times for racing, bashing, or casual driving, while the USB-C charger ensures safe and efficient charging for quick turnaround between sessions. Built with Traxxas quality for reliable performance, this kit is easy to use and install. It is compatible with Traxxas models that support 2S 7.4-volt LiPo batteries, including the Slash, Rustler, Stampede, Bandit, and Bigfoot.