TrustFire 2*3.7V 1800mAh 18500 Rechargeable Li-ion Battery (Gray) + Worldwide free shiping
1.Model: 18500            2.Size(mm): 51(Length)x18(Diameter)           3.Output(V): 3.7           4.Rechargeable high discharge rate, no "memory" effect              5.Long cycle life environment friendly           6.Rechargeable battery with PCB          7.Size(mm) :52(L)x18(Dia)           8.NetWeight(g) :67/2pc