High-capacity 3.7V 14250 lithium-ion battery with 800mAh for extended runtime

Precision-engineered cylindrical design ensures seamless compatibility with headlamps and compact devices

Premium Li-ion cells deliver stable voltage output and 500+ recharge cycles for long-term reliability

Ultra-safe built-in PCB protection against overcharge, over-discharge, and short circuits

Aerospace-grade electrode materials maximize energy density while minimizing size and weight

Precision laser-welded terminals guarantee zero resistance fluctuation and optimal conductivity

Ideal for outdoor headlamps, emergency lighting, DIY electronics, and portable medical devices

Military-standard shockproof construction withstands extreme temperatures (-20°C to 60°C)

Factory-direct pricing with bulk discounts for industrial buyers and global distributors