902540 3.7V 800mAh Lipo Battery With Charger For MJX R/C X400 X500 X800 HJ819 X2
£8.99
Equipped with a built-in smart protective PCB charging module, they safeguard against overcharging, over-discharging, overcurrent, and short circuits, ensuring safe and efficient use. Capacity: 800mAh.
