18650 Li-Ion 3500 mAh batteries provide maximal capacity and runtime for high amperage devices. Compatible with most Armytek flashlights.

• High-quality battery cell with 3.7V output voltage.
  
• Without PCB (protection circuit board), for flashlights with built-in battery protection.
• Flat top battery.
• Possibility to work even under heavy load. High discharge current rate up to 13A.
• Safety vent with thermal cut-off protection.
• No less than 500 charge/discharge cycles.
• Works for up to 5 years.