Area mode: 17 lumens of light for up to 10 hours • Strobe mode: flashing light for up to 24 hours. • On/off switch integrated into the lens • Constructed from durable 6000 series aluminium • LED is in a highly water-resistant TPE housing (IPX 6) • LED can be easily removed and used separately • Battery Type (not included): One 1.5V AAA per StakeLight; Length: 9 (22.9 cm); Weight (per StakeLight - without battery): 1.3 oz. (36 g) • Stake your claim (and find it again) with UCO's StakeLights. Set up your tent in the dark, answer nature's call and quickly locate it again!these illuminated tent stakes make it easy to identify and set up your tent in a flash. Enjoy a perimeter of light around your tent or set it to 'strobe' for better visibility of your tent's location.