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Tenergy > 
Item#: 9SIA2EY0SY1551

Combo: Tenergy TN270 Li-ion 18650 Battery Charger + 2 Li-ion 18650 3.7V 2200mAh Button-Top Lithium Batteries w/ PCB

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  • Tenergy Li-ion 18500/18650/14500 Battery Fast Charger.

  • 2 x Li-ion 18650 Button-Top Cylindrical 3.7V 2200mAh Rechargeable Batteries w/PCB.

  • Instruction manual.

  • Retail box packaging.

Tenergy TN270 Li-ion 18500/18650/14500 Fast Battery Charger

  • Worldwide voltage for AC 100-240V (50Hz~60Hz) input.

  • Two independent charging channels for individual charging and detection.

  • Constant current and constant voltage charging mode.

  • Use for Li-ion 18500 / 18650 / 14500 batteries.

  • LED lights indicator.


  • Rated input voltage AC 100V - AC 240V (50Hz/60Hz) DC 12V - 24V 500mA

  • Output voltage 4.2V 500mA x 2

  • Weight 166g

  • Dimension 134mm x 55mm x 30mm

  • Normal use temperature 0? to 40?

  • Storage temperature -10? to 70?

  • Charging direction LED is red when charging, turn to green when full.

  • Over voltage protection Yes

  • Over current protection Yes

  • Short circuit protection Yes

  • Reverse polarity protection Yes

Li-ion 18650 Button-Top Cylindrical 3.7V 2200mAh Rechargeable Battery w/PCB

  • Unique & new PCB design w/ patent pending!

  • Button-Top cell - ideal for many flashlights.

  • Li-ion 18650 cylindrical rechargeable battery w/ Internal Voltage protection PCB!

  • Internal PCB protection prevents under-voltage at 2.5V & over-voltage at 4.325V.

  • 3.7V 2200mAh high capacity.

  • High energy density & 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-span.


  • Perfect for Olight M30, M31, M21, and M20S.

  • Lighting or other devices that need 3.7V power.

  • Building portable power devices that need high energy density and low weight.


  • Nominal Capacity 2200 mAh

  • Internal PCB protection Prevents under-voltage at 2.5V

  • Prevents over-voltage at 4.25V

  • Dimensions Diameter 18+/-0.2 mm

  • Height:66+/- 0.2mm

  • Weight Approx. 46g

  • Nominal Voltage 3.7V

  • Cut-off Voltage 3.0V

  • Internal Impedance = 150 mO (with PTC)

  • Cycle Performance 90% of initial capacity at 400 cycles

  • Cycle Life > 500 cycles

  • Charging Current 0.5C

  • Charging Voltage 4.2V

  • End Current 0.01C

  • Discharge Current 0.5C

  • End Voltage 3.0V

  • Max. Charging current 1C

  • Max. Discharging current 1C

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Home > 
Computer Hardware > 
Keyboards & Mice > 
Standard Batteries & Chargers > 
Tenergy > 
Item#: 9SIA2EY0SY1551
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