Strion LED HL with 120V AC/12V DC and 1 Holder, Clam Packaged, Blue C4 LED technology, with a 50,000 hour lifetime. Borofloat High Temperature Glass. Gasket sealed. Lithium-ion battery with on-board safety control circuit, 3.75V, 2,000mAh minimum, rechargeable up to 1,000 times. Multi-function, push-button, tactical tailswitch. One-handed operation of momentary, variable intensity or strobe mode.. IPX4 rated design and water operation. 2 meter impact resistance tested. LED Charge-continuity indicator on charger base. Compact, snap-in charger mounts in any position. Serialized for positive identification 74767