11.1V/1800mAh li-polymer battery Item NO. EK1-0186 Size 100*34*25mm Weight(g) 47.0±5.0 (single electric core) discharge magnification 20C compages form connection in series charging port XH2.5-4P revesal (equilibrium charge) Inner resistance 20mΩ max (single electric core) discharging cut-off voltage 2.75V (single electric core) charging cut-off voltage 4.20±0.05V (single electric core) long-time load voltage 3.6V~4.1V  (single electric core)

【Products features:】

The main feature of Li-polymer battery(11.1v/1800mAh 20c) 1.Discharge in high magnification 2.Small volume, light weight 3.It can connect with Li-polymer battery charger directly without the standard switching line.

Attention: 1. The Li-Ploymer battery should be nursed when charge. 2. Keep the battery away from children. 3. Please keep away from the combustibles. 4. The batteries must be took out from the helicopter while charging, it is not allowed to charge it on the helicopter, otherwise it may cause explosion. 5. Please make sure to set correct voltage for the charger and the quantity of the battery(otherwise may cause explosion or fire).Please put it at the ventilated place while charging. 6. Li-Poly battery can not be over charged or overdiscargedotherwise will decrease the battery useful time. 7. For the safety and convenience of charging,please use TWF manufactured li-polymer battery.We dont’t take any responsibility for the damage caused by not using TWF original batter.