20% off (Sale price $31.99, Reg. Price $39.99) :: NoteThis Button Top Version is most suitable for Flashlights that uses Cylindrical 18650 Li-Ion Cells.Unique and New! With PCB protection! Li-Ion 18650 cylindrical rechargeable batterieswith Internal Voltage protection PCB! Internal PCB protection prevents under-voltage at 2.5V and over-voltage at 4.25V. Unique PCB design and patent pending. 3.7V 2600mAh high capacity Higher energy density and lower weight than other rechargeable batteries Manufactured under ISO9001-2000 to assure quality Battery tested based on International Electrotechnical Commission (IEC) standard to ensure capacity, quality and life time Applications Lighting or other device that needs 3.7V power Building portable power device needing high energy density and low weightWarning CAUTIONwhen working with Li-ion cells, they are very sensitive to charging characteristics and may explode if mis-handled. User should have enough knowledge on Li-Ion rechargeable batteries in charging, discharging, and assembly before use. Put the batteries in fire-proof container Do not put batteries on wood surface or carpet when charging Neverleave battery un-attended when charging We are not responsible for damage of any modification of the batteries in form, shape or made into packs We are not responsible for any damage caused by misuse or mishandling of these Li-Ion batteriesProduct Specifications Capacity* Nominal 2600 mAh, Minimum 2500 mAh Internal PCB protection prevents under-voltage at 2.5V and over-voltage at 4.35V. UNIQUE INTERNAL PCB! Dimensions Diameter19 mmHeight69.5 mm Weight (Typical) Approx. 50 g Nominal VoltageAverage 3.7V Discharge Voltage3.0V Internal Impedanceless or equal to130 milliohm (with PTC) Cycle Performance90% of initial capacity at 400 cycles Cycle life> 500 cycles Standard Charge Current0.2C (Cut-off Current0.01C)Fast Charge Current0.5C (Cut-off Current0.01C) Standard Discharge Current0.5C (End Voltage = 2.75V) Max. Discharge Current1.5C Internal PCB Specifications .style2 {border-stylesolid;border-width1
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