Li-ion Battery 18650 4000mAh, 3.7V Protected Li-Ion Battery, Raised Positive Terminal, 69.2x18.7mm Short and Compact, Introducing Our Battery

✅ Lithium-Ion Battery with Protection Circuit
✅ 3.7 Volt Voltage, 4000mAh Capacity
✅ Protection against Short Circuit and Overcharging, Dimensions 69.2mm x 18.7mm
✅ Be sure to compare dimensions before ordering, as this battery with PCB is larger than a standard 18650 cell
✅ Slightly raised positive terminal

The Li-Ion Battery 18650 4000mAh with a nominal voltage of 3.7V and integrated protection circuit (PCB) is the ideal choice for applications where high capacity, safety, and reliability are paramount. Thanks to its protective mechanisms against short circuits, overcharging, and deep discharging, this battery offers maximum safety and longevity. Whether for flashlights, cameras, or other technical devices – this battery impresses with its high performance and long lifespan.

This battery is equipped with an integrated protection circuit (PCB) that safeguards it against short circuits, overcharging, and deep discharging. This significantly enhances safety during both charging and operation, which is particularly important in safety-critical applications. The protection circuit prevents the battery from being excessively discharged or overcharged, thereby extending its lifespan and minimizing the risk of failure or damage to devices. Additionally, the raised positive terminal ensures reliable contact in various devices. This design is especially useful for devices that rely on a raised positive terminal.