Max Output 1000 Lumens Max Beam Distance 117 m Max Beam Intensity 3400 cd Max Runtime 680 h 0 m / 28.33 d LED CREE XM-L2 U2 Reflector SMO Battery 1 × 18650 ,2 × CR123 ,2 x RCR123 Special Modes Location Beacon,SOS,Strobe Beam color White light Length 83.5 mm / 3.28 in Head Size 18.5 mm / 0.72 in Weight 82.5 g / 2.91 oz Activity Gear,Law Enforcement,Military,Search