High quality grade "A" cells. Charges quickly. Longer discharge time. Steady output and low power consumption. More than 500 times charge-discharge cycles.All products are Certified by CE ROHS UL1642 FCC for safety.
Operation time for standard batteries(9-cell 7800mah): Around 2-3 hours the actual operation time will depend on how much electricity is required by the device and how you use it. 24 x 7 email support