Product Description Voltage - 7.4 V Capacity - 2200 mAh Number of Cells - 2 Connector Type - XT60 Balancer Type - JST-XH Discharge Current - 30C Length - 104 mm Width - 34.5 mm Height - 14.5 mm Weight - 122 g Gens Ace Soaring Series batteries are designed for helicopters and airplanes. They provide stable performance and are also suitable for use in harsh environments. Safety Note: Do not discharge below 3.0 V per cell. Charge only with a microprocessor-controlled charger in lithium polymer charging mode. Do not short-circuit the terminals, do not puncture them, do not expose them to direct sunlight, store them away from flammable materials, and dispose of them in designated containers.