Most RC car Lipo batteries are sag quickly and short cycle life. Which causes your Everest Rock Crawler Vehicles rc car running time get shorter and pack less punch. Our Gens ace Lipo battery feature with discharge curve matching process and Superior Japan and Korea Lithium Polymer raw materials, our stable quality Lipo battery come with longer cycle life, higher discharge platform and less voltage sag is your best Lipo battery choice for your Everest Rock Crawler Vehicles.