ORCATORCH D550 Dive Light 970 Lumens Scuba Safety Torch XM-L2 LED Submarine Flashlight TAIL MAGNETIC SWITCH: This Diving Torch has Magnetic controlled tail switch offers high waterproofness and easy operation underwater WRIST STRAP: The Scuba diving torch Standard included wrist strap fastens the flashlight to the back of your hand and diving freely underwater LIGHT AND PORTABLE: This Diving light is a small and light weight tail magnetic switch diving light, it won't take up your space and weight THREE MODES: The backup flashlight has three modes and It allows you to adjust the brightness according to the underwater environment, save power. GOOD DIVING BACKUP LIGHT: This underwater led flashlight is qualified for both recreational diving as a primary light and deep diving as a backup light Working voltage: 3-4.2V brightness and battery life: 970 Lumens(High 1h30min)-300Lumens(low 4h30min)-970 lumens(strobe) Mode or stalls: 3 modes Irradiation distance: 253m (On land) LED runtime: 50,000hours Battery: One 18650 battery (note torch operating voltage range) Waterproof : Underwater 150m Size: 144mm(Length)*25.4mm(Diameter)*40mm(Head)\5.67*1*1.56 inches Flashlight Weight: 183g(excluding battery) Body Material: High-strength aircraft-grade aluminum AL6061-T6 Surface Technology: The latest diamond grade hard-anodized Lens: Optical double-side coated glass, its light transmittance is up to 91%. Reflector: Aluminum alloy material, strong impact and scratch resistant, anti-aging, good fire resistance