Nitecore 18650 NL189 DescriptionThe Nitecore 18650 3400mAh Protected NL189 is a high-performance rechargeable lithium-ion battery that is designed for use in a range of high-drain devices, including flashlights, headlamps, and other portable electronic devices. This battery has a capacity of 3400mAh, which means it can deliver a high amount of power for a longer period of time compared to other standard 18650 batteries.The NL189 is a protected battery, which means it has a built-in protection circuit that safeguards against overcharging, over-discharging, and short circuits. This added protection helps to extend the lifespan of the battery and prevent damage to the device it is being used in.The battery has a nominal voltage of 3.7 volts and a maximum continuous discharge rate of 4 amps, making it suitable for use in high-drain devices. It has a flat top design and measures 18mm in diameter and 69.5mm in length, which makes it compatible with most devices that use 18650 batteries.The NL189 also features a pressure relief valve that activates in the event of a rapid temperature increase, which helps to prevent the battery from overheating and potentially causing damage.Overall, the Nitecore 18650 3400mAh Protected NL189 is a reliable and high-performance battery that is ideal for use in a range of high-drain devices, and its built-in protection circuit and pressure relief valve provide an added layer of safety and protection for both the battery and the device it is being used in.Nitecore 18650 NL189 SpecificationBattery Type: Rechargeable lithium-ion batteryModel Number: NL189Nominal Voltage: 3.7 voltsCapacity: 3400mAhChemistry: Lithium-ion (Li-ion)Protection Circuit: Yes (overcharge, over-discharge, and short circuit protection)Pressure Relief Valve: YesMaximum Continuous Discharge Rate: 4 ampsCharging Voltage: 4.2 voltsStandard Charge Current: 1.5 ampsMaximum Charge Current: 2 ampsOperating Temperature Range: -20°C to 60°C (-4°F to 140°F)Storage Temperature Range: -20°C to 35°C (-4°F to 95°F)Dimensions: 18mm diameter x 69.5mm lengthWeight: 49g (1.73oz) SKU: 18650-NIT-NL189-BUTTON Category: 18650 Batteries Brand: Nitecore
