NITECORE NL1834 3400mAh Rechargeable 18650 Li-ion Battery Nitecore NL1834 3400mAh 18650 Battery High performance rechargeable battery from Nitecore specially designed for high drain devices like Nitecore TM series and other high power LED search light and tactical flashlights. Features: Nitecore 18650 3.7V Protected Li-ion rechargeable batteries. Protected: Internal PCB protection prevents under-voltage at 2.5V and over-voltage at 4.25V Capacity: 3400mAh Voltage: 3.7V Chemistry: Li-ion Recharge: up to 500 cycles Length: 2.73" / 69.3mm Diameter: 0.74" / 18.7mm Weight: 1.7oz (48.2g)...