Use this High-Voltage 76.96Wh 14.8V 5200mAh LiHV Battery from Swellpro to power your SplashDrone 3+ drone. This compact 4S LiHV battery has a 14.8V, 5200mAh capacity and provides up to 23 minutes of flight time. It features a power connector and balance wires and can only be charged with the separately available Swellpro SplashDrone 3+ 4S LiHV high-voltage balance charger.