Nitecore NL1834R is an 18650 battery with recharge direct via USB power. This battery provides 3.6 Volts of power, perfect for high drain devices i.e., LED flashlights, LED Headlamp & LED searchlights with a 3400mAh capacity, devices running longer and stronger than ordinary batteries. The integrated micro-USB port is compatible with all standard USB charging stations. USB cord is included for extra portability.
Features Integrated smart charging circuitry in the anode protects against overcharge, over discharge & Short-circuit Microporous barrier protests delicate internal components Estimated Charge Cycles: 500 cycles Integrated Micro-USB charging port Pressure relief valve protection activates in the event of a rapid temperature increase Internal Safety features Build-in PTC inhibiting high current surges Fully charged power indicator turns green