... and monitoring of the production process , ensuring superior battery performance. Specification Still worrying about the long distance ... even outside, Suitable for your demandsThis super capacity battery box performs little resistance, super storing capacity, multi ... and standard product .Notes: we also offer 3000mah, 3800mah , 1800mah, 4800mah, 5500mah, 6500mah, 6800mah, 7500mah, 9000mah, 9800mah , ...