NITECORE NL2160HPi Lithium Battery High-Intensity Flashlight Rechargeable 21700i Smart Battery [3C Certified]

High capacity and high current output suitable for high-performance devices such as NITECORE SRT7i

Intelligent battery design with positive and negative terminals on the same side, simplifying installation and reducing device size for lightweight outdoor equipment

Low internal resistance for efficient energy conversion and reduced power loss

Multi-layer safety protection including ceramic high-temperature resistant separator, triple cell protection design, pressure safety valve, and built-in smart protection circuit to prevent overcharge, over-discharge, and short circuit

High-quality battery cells with advanced current management modules, protection chips, and high-power MOSFETs for stable output and enhanced safety

Durable full metal shell and nickel-plated steel strips for impact resistance, oxidation protection, and prevention of short circuits

High-strength plastic protective frame to safeguard the battery circuit board

Environmentally friendly, mercury and lead-free design

Certified by multiple international safety standards and globally insured by international insurance companies