Note: If using for Flashlights that uses 2 Cylindrical 18650 Li-Ion Cells, see our Buttop Top versions for better compatibility:
Tenergy 3.7v Li-Ion 18650 2600mah Rechargeable Battery (Button Top) w/ PCB
Tenergy 3.7v Li-Ion 18650 2200mah Rechargeable Battery (Button Top) w/ PCB
Features and Benefits:
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Unique and New! With PCB protection!
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Li-Ion 18650 cylindrical rechargeable batteries with Internal Voltage protection PCB!
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Internal PCB protection prevents under-voltage at 2.5V and over-voltage at 4.25V.
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Unique PCB design and patent pending.
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3.7V 2600mAh high capacity
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Higher energy density and lower weight than other rechargeable batteries
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Manufactured under ISO9001-2000 to assure quality
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Battery tested based on International Electrotechnical Commission (IEC) standard to ensure capacity, quality and life time
Applications
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Lighting or other device that needs 3.7V power
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Building portable power device needing high energy density and low weight
Product Specifications:
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Capacity* Nominal 2600 mAh, Minimum 2450 mAh
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Internal PCB protection prevents under-voltage at 2.5V and over-voltage at 4.25V. UNIQUE INTERNAL PCB!
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Dimensions (Max):
Diameter 18.7 mm
Height 68 mm
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Weight (Typical) Approx. 50 g
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Nominal Voltage: Average 3.7V
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Cut-off Voltage: 3.0V
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Internal Impedance: less or equal to 150 milliohm (with PTC)
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Cycle Performance: 90% of initial capacity at 400 cycles
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Cycle life: > 500 cycles
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Charge: Current = 0.5C mA Voltage = 4.2 V End Current = 0.01 mA
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Discharge: Current = 0.5C mA End Voltage = 3.0V
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Max. Charging current: 1.5C ma
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Max. Discharging current 1.5C ma (for continuous discharge)
WARNING
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CAUTION: when working with Li-ion cells, they are very sensitive to charging characteristics and may explode if mis-handled.
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User should have enough knowledge on Li-Ion rechargeable batteries in charging, discharging, and assembly before use.
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Put the batteries in fire-proof container
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Do not put batteries on wood surface or carpet when charging
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The battery is/are not suitable for e-cig mod.
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Never leave battery un-attended when charging
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We are not responsible for damage of any modification of the batteries in form, shape or made into packs
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We are not responsible for any damage caused by misuse or mishandling of these Li-Ion batteries