This might be good for you.
https://www.amazon.com/Traxxas-Rustler-Water-Battery-Charger/dp/B00OK3AC9M/ref=sr_1_4?s=toys-and-games&ie=UTF8&qid=1509767624&sr=1-4&keywords=rc%2Bcars%2Btraxxas%2B1%2F10&th=1