The Efest 25EF 18650 battery is designed for use in vape devices, offering a capacity of 2500mAh and a discharge rate of 20A. It provides consistent power output and is equipped with safety mechanisms for secure operation. The battery has a nominal voltage of 3.7v, a discharge cut-off voltage of 2.5v, and a maximum charge voltage of 4.2v. It supports a maximum continuous discharge current of 20A and a maximum pulse discharge current of 25A for 2 seconds. The battery measures 18.45mm in diameter and 65.20mm in height, with a weight of 45.0g and an impedance of 18 mΩ.

Warning: Misusing or mishandling lithium-ion batteries can pose serious risks. They should be used only within a fully protected battery pack. Never exceed the battery's continuous current rating and ensure the plastic wrap and top insulating ring remain intact.

• 2500mah Capacity
• Nominal Voltage: 3.7v
• Discharge Cut-Off Voltage: 2.5v
• Max Charge Voltage: 4.2v
• Max Continous Discharge Current: 20A
• Max Pulse Discharge Current: 25A (2s Pulse)
• Diameter: 18.45mm
• Height: 65.20mm
• Weight: 45.0g
• Impedance: 18 mΩ

• 1x Efest 25EF 18650 2500mAh 20A Battery