JHPOWER 4000mAh 7.4-22.2V 75C Battery for RC Airplane/Helicopter/Car/Boat. JHPOWER 5200mAh 7.4V/11.1V/14.8V/18.5V/22.2V Battery for Drone/Airplane/Car/Boat. Battery capacity: 3500mAh. Battery type: Li-Po battery.
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