Princeton Tec Sector 5 LED Underwater SpotlightPrinceton Tec Sector 5 LED Underwater Spotlight PRODUCT DESCRIPTION The potent 1200 lumen Sector 5 is a serious primary dive light, delivering extensive illumination underwater. Four C cell batteries keep the powerhouse light compact while providing 3. 5 hours of runtime. The trigger switch is easy to use with gloved hands; access momentary on via a half pull and constant on via full pull. The trigger also locks out to prevent accidental activation