Rechargeable 18650 IMR 3500 Lithium MN - CGI Flat Head (Japan)

18650 Rechargeable Lithium Manganese MN for use on Electronic Devices that require pulsing

Capacity: 3500mah (High Cap)
Voltage: 3.7 volts

• Premium Selected High Quality Cells
• IMR (High Discharge for high consumption electronics)
• MN (Manganese batteries are inherently safer) 
• Genuine Made in Japan Sanyo Cells, not a cheap clone

As usual, when using such high powered batteries, do ensure your flashlight is able to handle the voltage before even slotting them in.