2 Pcs Trustfire 26650 3.7v 5000mah Lithium Li-ion Rechargeable Battery
Battery :1).Discharging and charging protection circuitry built-in2).Standard voltage is 3.7V, the voltage of full charge & empty condition is 4.2v & 2.5v respectively3).Particularly suitable for flashlight, electric tools, electric bicycles, electric vehicles4).Cell type: IMR-266505).Capacity: 5000mAh6).Voltage: 3.7V7).Material: Li-ion8).Internal resistance: 23mΩ1mΩ9).Max Charge voltage: 4.20  0.05V10).Max charge current: 6.5A11).Cutoff voltage: 2.5v12).Max Continuous Discharge: 10A13).Max Peak Discharge: 20A14).Dimension: Height 65 mm, Diameter 26 mm15).Weight: 360g