Olight 18650 3400mAh Rechargeable Li-ion Battery for S2/M3XS/M1XS/M2T

*Compatible with S2,M3XS,M1XS,M2T Multi-Protection Attributes Cell: PTC protection, Over discharge current protection, Over discharge voltage protection, Short circuit protection, Overcharge protection. Long Serving Life: More than 500 charge and discharge cycles being used for over 5 years consistently. Low Self-Discharge Rate: The cell will still have 80% of their full capacity after one year of storage. High Discharge Current: 5A high constant discharge current. Standard 18650 Shape and Size: Suitable for universal application.