Battery 18650 3.7V 2400 mAh (No Head)

The 18650 3.7 V 2400 mAh lithium-ion battery is a versatile power cell commonly used in flashlights, power banks, and DIY electronic projects.

With a nominal voltage of 3.7 V and storage capacity of approximately 2400 mAh it offers solid runtime for devices that demand steady power. The “no head” designation indicates that the battery does not include a protective top cap or external PCB so users must ensure proper installation and handling.

Known for its rechargeability and long cycle life this cell is well-suited for applications where space is limited but performance is critical.