4000mAh LiPo Transmitter Battery: DX8

Key Features
Built-in cell balancer
Built-in safety current prevents over charging

Overview
The 4000 2S LiPo offers not only double the flight time as the stock DX8 battery but also advanced safety and features. It also includes a built in safety current that shuts the battery off, to avoid overcharging and damaging the battery and radio. Plus a built in balancing system to make sure you get the longest life and power from your pack.