3.7V 18650 Lithium Battery Tip Head - 2600mAh 2pack

Power your projects reliably with this 3.7V 18650 Lithium Battery 2-pack, featuring a convenient tip head design for easy integration into battery holders and devices. With a 2600mAh capacity, these cells are ideal for portable electronics, DIY builds, and power applications requiring stable, rechargeable energy.These are high-quality lithium-ion cells designed for consistent performance and long service life. Each battery operates at a nominal 3.7V with a charge limit of 4.2V, making them suitable for a wide range of electronics including torches, power banks, and embedded systems.Please note that these are unprotected cells and do not include a built-in protection circuit. They feature a pressure relief valve for safety, but external protection such as a BMS (Battery Management System) or protected battery holder is required to guard against overcharge, over-discharge, and short circuits. Features: Nominal Voltage: 3.7V Capacity: 2600mAh Battery Type: 18650 Lithium-Ion Quantity: 2 Pack Tip Head design for improved compatibility Rechargeable with long cycle life Built-in pressure relief safety vent Important: No internal protection circuit (unprotected cell) Use with proper charging modules or protection circuits only Not recommended for direct use without battery management system A dependable choice for makers, hobbyists, and electronics enthusiasts who require flexible, high-capacity power solutions.