1. shock-proof, water-proof 2, Lumen;140-160/Lighting distance:100-150M 3,CREE P4 LED/3W,aircraft aluminum body 4,CE,ROHS&FCC ... *15mm FeaturesMaterial---6063-T6 aircraft aluminumColor-- black,gray,ect.Light source--- Seoul p4 LED light Power--3wLens--- very clear, not break during 1 ...