The ProTac 2.0 produces 2,000 lumens without sacrificing run time. Features TEN-TAP programming; choice of three user selectable programs: high/strobe, high only and low/high; IP67 rated; dust-tight and waterproof to 2 meters, 2 meter impact resistance tested; tactical tailcap switch. Powered by the SL-B50 battery pack that charges inside or outside of the light using a USB-C cord. Includes straight pressure switch, battery and USB-C cord.