Summarized Features and Benefits:

• Tenergy 18650 Li-ion batteries offers your premium Flashlights a more energy efficient solution that extends run-time & maintains high light output. The "Button Top" ensures proper contact & compatibility with more Flashlight models when compared to other "Flat Top" batteries
• The kit offers a compatible smart charger capable of properly charging 18650 Li-ion batteries quickly & with ease - automatically detects fully charged batteries to prevent overcharge and damaging your Li-ion batteries.
• With one of the lowest prices, battery longevity, and higher number of charge cycles, this is truly a high valued buy.

Tenergy 18650 Li-ion Battery Features & Benefits:

• Li-ion 18650 cylindrical rechargeable batteries with Internal Voltage protection PCB!
• Internal PCB protection (patent pending design) prevents under-voltage at 2.5V and over-voltage at 4.25V.
• 2600mAh high capacity for longer runtime
• Li-ion offers higher 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 lifetime

Applications:

• Flashlights
• Lighting or other device that needs 3.7V power
• Building portable power device needing high energy density and low weight
• And More!

Battery Specifications:

• Capacity: Nominal 2600 mAh, Minimum 2500 mAh
• Dimensions: Diameter: 19 mm; Height: 69.5 mm
• Weight (Typical): Approx. 50 g
• Nominal Voltage: Average 3.7V
• Discharge Voltage: 3.0V
• Internal Impedance: less or equal to 130 milliohm (with PTC)
• Cycle Performance: 90% of initial capacity at 400 cycles
• Cycle life: > 500 cycles
• Standard Charge Current: 0.2C (Cut-off Current: 0.01C)
• Fast Charge Current: 0.5C (Cut-off Current: 0.01C)
• Standard Discharge Current: 0.5C (End Voltage = 2.75V)
• Max. Discharge Current: 1.5C

Tenergy TN270 2-Bay Li-ion 18500/18650/14500 Smart 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.

Charger Specifications:

• 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

Includes:

• Tenergy Li-ion 18500/18650/14500 Battery Fast Charger
• Instruction manual
• Retail box packaging

Download Manual: