The OrcaTorch D520 is a compact dive light that includes a mechanical rotary switch to improve its underwater dependability. With a single 18650 battery, it emits 1000 lumens and has a 5000K colour temperature for exceptional clarity and colour precision. The battery has a maximum runtime of 2 hours. FEATURES: Cree XM-L2(U4) LED, max 1000 lumens output Uses 1*18650/2*CR123A/2*16340 battery Mechanically head rotary switch offers high reliability underwater Water pressure resistant construction, depth rated to 150 meters Reverse polarity protection, to protect from improper battery installation Constructed from high-strength A6061-T6 aluminum Runtime: 2h Impact Resistance: 1m Dimension : 134.5 x 24mm Net Weight: 113.5g (excluding battery) Stay dive-ready with a spare compatible 18650 battery and add a wrist strap upgrade for extra comfort and hands-free use underwater!