The RI-1500 is the largest flashlight in the RI-Series family, producing an impressive 1500 raw lumens on High and over 1,600 feet (490 meters) of projection. The type III military grade hard anodized aluminum housing and sealed construction have been tested against shock, vibration, sun, salt, and moisture, ensuring years of trouble-free operation. Like the rest of the RI-Series line, the RI-1500 has a thermally protected circuit board, polycarbonate lens, and a tactical bezel. Backed by Rigid Industries? Limited Lifetime Warranty.?