Rechargeable Li-ion Battery 18650 (3.7V ,6800mAh) UltraFire- RED

From the shop's description

Rechargeable Li-ion Battery 18650 (3.7V ,6800mAh) UltraFire- RED is a high-quality electronic component designed for Arduino, prototyping, and educational electronics. Features And Benefits: Li-ion 18650 cylindrical rechargeable battery Higher energy density and lower weight than other rechargeable batteries. Applications: Compatible Electric Shavers RC Applications, cars, planes Safety, Alarm, metering, power backup Building a portable power device that requires energy density and weight Technical Specifications: Chemistry: Lithium Ion (Rechargeable Li-Ion) Nominal Voltage ( V ): 3.7V Capacity ( mAh ): 1000 Battery size: 67 mm long, 18 mm diameter Charge Cut – Off Voltage : 4.20 ± 0.05V End Voltage : 2.75V Package Included: 1x Li-ion Rechargeable Blue Battery 18650 6800mAh 3.7V It’s perfect for DIY makers, students, and anyone building custom electronic circuits or STEM kits.