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Be careful, no protruding "plus" - for assembly into packages. Not suitable for installation in flashlights and other devices with quick-release batteries - some require only a protruding "plus"!
Recommended for high power flashlights, other devices with high current consumption.
No protection board.
Optimal storage conditions for Li-ion batteries are achieved with a 40% charge of the battery capacity and a temperature of 0…10°C.
Charge lithium-ion batteries only with specialized chargers.
Li-ion 18650 batteries are the most popular battery format for flashlights at the moment. Combines very high capacity and low self-discharge. The disadvantage is that they shrink quickly at low temperatures (from -10°C degrees).
Characteristics:
element type: Li-ion
manufacturer: Haozheng, China
size: 18650
capacity: 2000 mAh
internal resistance: 12mOm±5
built-in security controller: no
rated voltage: 3.7V
minimum voltage: 2.75V
maximum voltage: 4.2V
maximum charge current: 4A
maximum discharge current: up to 20A (10C)
element diameter: 18.5mm
element length: 65 mm
weight: 43 g
number of charge-discharge cycles: 1000
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The data presented in the product description are for reference only and may differ from those indicated by the manufacturer.
To carry out technical calculations and obtain the exact parameters of the goods, use the datasheets from the manufacturer's website.
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The data presented in the product description are for reference only and may differ from those indicated by the manufacturer.
