Nitecore D4 Digicharger is a universal smart charger compatible with almost all cylindrical rechargeable batteries. D4 comes four independent microcomputer-controlled charging channels and capable to monitor and charge up to four batteries simultaneously. It is fully automated that it detects the battery type, selects the appropriate charging mode and stops when it completes. Its crystal clear LED screen displays the real time charging mode, progress. Nitecore D4 is truly the world’s most advanced fully automated digital charger. It’s as simple as insert, detect and charge.

The SureFire SFLFP123-KIT Rechargeable 123A Batteries with Charger is a complete power solution designed for weaponlights, tactical flashlights, and high-drain LED illumination tools. This kit includes two Lithium Iron Phosphate (LiFePO4) 123A rechargeable batteries and a compact two-bay smart charger for convenient, reliable recharging at home, in the office, or in the field.

Engineered specifically for modern LED illumination systems, these 3.2V 450mAh LFP123A cells deliver stable output, enhanced safety, and consistent performance compared to traditional disposable CR123A batteries. The advanced LiFePO4 chemistry provides improved thermal stability, long cycle life, and dependable operation in demanding environments.

The included smart charger with USB power input automatically terminates the charge cycle when batteries reach full capacity, helping protect against overcharging, short-circuit, and reverse polarity issues. Both batteries can be charged simultaneously in approximately 1.5 to 3 hours, keeping your essential gear powered and mission-ready.

Ideal for use in SureFire weaponlights, handheld lights, and compatible LED devices, this rechargeable kit offers a cost-effective and eco-conscious alternative to disposable 123A batteries while maintaining consistent illumination performance.

IMPORTANT: Rechargeable LFP123 batteries are intended for LED illumination tools only and should not be used in incandescent light systems.