The compact and high-capacity Nitecore NL169 16340 / RCR123A Li-ion Battery offers a 950 mAh capacity (3.42 Wh) at 3.6V. Built for safety and longevity, the NL169 features an integrated smart protection circuit (PCB) that safeguards against overcharging, over-discharging, and short-circuiting. Its nickel-plated stainless steel protectors ensure high impact resistance and electrical conductivity, supporting up to 500 charge-discharge cycles.