Explore high-performance 18650 flat top batteries at IMR Batteries. These lithium-ion cells measure 18mm in diameter and 65mm in length, featuring a flat top terminal for seamless integration into devices like flashlights, power tools, and custom electronics. With high energy density and low self-discharge, they are perfect for high-drain applications. Choose from various capacities and discharge rates to match your needs. Shop now for authentic, reliable batteries!