C-Light(TM) H20 The water activated C-Light(TM) H2O from ACR is a feature rich personal distress light that combines intense LED technology with increased operating life to provide you with the ultimate steady-on distress light. This waterproof light is tiny, yet rugged and features a 20 lumen LED that typically operates for 30 hours continuously. The C-Light(TM) H2O is activated with contact with water or manually with an easy twist on/off, making it an ideal light for all outdoor enthusiasts.The slim, lightweight and versatile design fits easily in a pocket or hangs discreetly when attached to a life jacket or backpack. The flexible lashing loops on the side allows for multiple mounting options including the webbing on your backpack or straps on your life jacket. The VelcroA(R) strap can be secured around the lashing loops and creates countless additional mounting possibilities. The light also comes with a clip designed to conveniently slide over your inflatable life jacket&';s oral inflation tube. Certifications: U.S.C.G. SOLAS CS Transport Canada Technical Specifications: Dimensions (H x W x Dia.) 5.06" x 1.38" x 1.2" (12.85 x 3.5 x 3 cm) Weight - 1.2oz (33 g) Battery - AA Alkaline x two (2) Operational Life - 30 hours Activation - Automatic or manual Waterproof - IP67 Lamp - 20 Lumen White LED Light Type - Steady on In the Box: C-Light H2O light Velcro(TM) strap PFD Clip *Sold as an Individual WARNING: This product can expose you to chemicals including BISPHENOL A (BPA) which is known to the State of California to cause birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Specifications: Activation Method: Water/Manual Battery Type: AA Operational Life (Hours): > 30 Hours Waterproof: Yes Box Dimensions: 2"H x 4"W x 10"L WT: 0.1 lbs UPC: 791659396216 Brochure (pdf)