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Rechargeable Lithium-ion Battery Nitecore 18650 4000mAh NITNL1840
Summary description:
Nitecore 18650 4000mAh is a rechargeable lithium-ion battery (model NITNL1840) in the 18650 format. It provides nominal 4000mAh capacity for devices that accept 18650 cells, such as flashlights, vaporizers, portable lamps and power banks. Use for extended runtime, with standard cylindrical size for compatible battery holders and chargers.