Nitecore Digital D4 Compatible with Li-Ion Ni-Mh And Ni-Cd Rechargeable Batteries - Offering LED flashlights and chargers for law enforcement tactical operations outdoor sports vape emergency and industrial utilities. They are made from premium quality materials and have simplistic user interfaces. They feature optimized designs that deliver maximum output. They are convenient to store and transport. The products are available in unrivaled and versatile varieties to suit your needs. Specifications Compatible with: IMR / Li-ion / LiFePO4: 26650 22650 18650 18490 18350 17670 17500 16340(RCR123) 14500 10440 & Ni-MH / Ni-Cd: AA AAA AAAA C Input: AC 100-240V 50 / 60Hz 0.35A(MAX) 10W DC 12V 1A Output: 4.2V ± 1% / 3.7V ± 1% / 1.48V ± 1% 0.375A*4 / 0.75A*2