Streamlight ProTac 2.0 Rail Mount Weapon Light Black. 0 Rail Mount produces 2000 lumens without sacrificing run time. Powered by the new SL-B50 battery pack that charges inside or outside of the light using a USB-C cord no need to remove from your weapon. Specifications for Streamlight ProTac 2.0 Rail Mount Weapon Light: Manufacturer: Streamlight Light Output: 2000 lumens Bulb Type: LED Battery Type: Lithium Ion Beam Color: White Color: Black Gun Model: Universal Beam Distance: 141 m Length: 6.3 in Weight: 8.25 oz Battery Life: 2.5 hours Weather Resistance: Yes Finish: Anodized Condition: New Gun Type: Rifle Fabric/Material: Aluminum Mount Type: No Mount Attachment Type: No Mount Features of Streamlight ProTac 2.0 Rail Mount Weapon Light Features TEN-TAP programming - Choice of three user selectable programs: 1) high/strobe 2) high only 3) low/high High: 2000 lumens; 266 m beam; runs 2.5 hours Low: 250 lumens; 93 m beam; runs 11 hours Strobe for signaling or disorienting: runs 4.5 hours IP67-rated; dust-tight and waterproof to 2 meters; 2-meter impact resistance tested 6000 series machined aircraft aluminum with Type II MIL-Spec anodized finish Mounts directly to guns with MIL-STD-1913 (Picatinny) rails Package Contents: Streamlight ProTac 2.0 Rail Mount Weapon Light Streamlight 89009: ProTac 2.0 Rail Mount Weapon Light Black