DETAILS Type Single 3W backup light . Material Anodized Aluminum 6061-T6 Surface finish CNC machined and black anodize. Light source Cree LED R5 with lifespan of 50,000 hours. CCT range 5000k-7000k. Brightness 290 Lumens. Output 900mA Beam angle Concentrated 8 degrees. Battery type 3 x AA alkaline battery. Burntime 3 hours . Depth rated 650 ft / 200 m . Switch type Mechanical . Size 1.97 in (50 mm) (D) x 5.79 in (147 mm) (L) Weight 380 g