Specifications: Brand: Geprc Model: Storm Battery Type: Li-lon Battery: lithium battery 21700-40t Voltage: 22.2V Capacity: 8000mAh Discharge rate: 15C Cell combination: 6S 2P Size: 146x65x44mm Weight: 886.5g Silicone wire: 12AWG Connector: XT60 Minimum discharge voltage: 18.0V Suitable for: 7-9 inch long-range FPV Instructions: 1. Please charge the battery before using it. 2. It is recommended to use 1C current for charging. 3. Keep away from flammable and explosive items when charging. 4. Do not continue to use the battery with bulge or leakage, and discard it immediately. 5. Do not short-circuit the positive and negative poles of the battery. 6. Do not disassemble or modify the battery pack without authorization. Package Included: 1 x IRT21700-40T 6S2P 8000mAh Li-Ion Battery Warning: 1. Please use a professional charger to charge the lithium polymer (Lilon) battery, and it is forbidden to use other types of battery chargers. 2. Do not charge it unattended. 3. It is forbidden to use a current exceeding 2C when charging. 4. Keep away from flammable and explosive items when charging the battery. 5. Please keep the charging environment well-ventilated and heat-dissipated when charging. 6. Overcharging is prohibited (the fully charged voltage of a single cell is not higher than 4.10V). 7. Over-discharge is prohibited (the voltage of a single cell after discharge is not lower than 3V). 8. Keep away from naked flames and fire sources. 9. Keep away from liquid and humid environment. 10. It is forbidden to disassemble or refit the battery pack without permission. 11. Do not short-circuit the positive and negative poles of the battery. 12. If there is a collision during use, please take out the battery and check whether the battery is damaged or leaking, and whether the power cord and the balance head are connected to the battery normally. 13. Please use the battery in an environment of 0-45 degrees Celsius. 14. For the battery that has just been used, please wait until the temperature of the battery is lower than 45 degrees Celsius before charging. 15. If it is not used for a long time, please discharge the battery to a single cell of 3.4-3.7V for storage, and perform charge and discharge activation every 2 months to maintain the stability of the battery.