... : 0.5 C 3800mah Li-ion rechargeable batteries Discription:1>ttery capacity: 3800 mAh2>Rechargeable LI-ION Battery 3>minal voltage: ... use, there’s no any damage to the batteries, so their service life and capacity could be ... 1 year.It's more powerful than general dry batteries, and has strong low temperature-resistant ability,Its ... please feel free to contact us. 3800mah Li-ion rechargeable batteries