The Olight 21700 is a powerful Li-ion battery designed for use in the Olight flashlights such as the Warrior X. This battery can bring out the full power of your torch, keeping it charged up for extended periods of time. Li-ion chemistry is strong, stable and charges quickly

Specifications:

• Battery Size: 21700
• Battery Chemistry: Li-Ion (INR)
• Nominal Voltage: 3.6V
• Nominal Capacity: 5000mAh