1、7.4V 6600mAh high capacity lithium battery pack, Maintain 60% capacity for 1000 times of cyclic charging, and increase the cycle life by 50% compared with NIMH. 2、Suitable for most electronic products, such as electronics,toys,lighting,equipment,outdoor electronic products, etc.. 3、Length: 4.43 inch, Width: 0.75 inch, Height: 2.62 inch. 4、Any plug-ins(battery pack) can be customized, if you need, please contact us. 5、We provide 12 months after-sales service. If you have any questions about the use of the product, please contact us. 1、Type :Rechargeable Li-ion battery
2、Nominal voltage:8.4v
3、Rated capacity:6600mAh
4、Operating voltage:7.4v
5、Nominal charge current:≤1.5A
6、Nominal discharge current:3.5A
7、Discharging protection current:4.5A
8、The battery pack size:112.5*19*66.5 (mm)
9、Inside with protective circuit:over-charge/discharge protection, over-heat protection
10、Standard Charge Time:Depending on the charger parameters
11、Weight : about 276g
12、Charge temperature: -0 °C to 45 °C
13、Storage temperature :-20 °C to 45 °C
14、Operating humidity: 5% to 90%

15、Thank you for your purchase, just wait about 15-20 days, please wait patiently. Get the product and have fun.
16、Please use the product correctly, keep away from water and fire, do not squeeze, throw, impact, etc., do not disassemble.

17、We can provide 3.7v ~ 380v lithium battery pack, if you need, please contact us (look for email in the picture).