UCO StakeLight Tent Stake with LED Light and Emergency Strobe Area mode: 17 lumens of light for up to 10 hours. Strobe mode: flashing light for up to 24 hours. On/off switch is integrated into the lens and glows in the dark. Constructed from durable 6000 series aluminum. LED is in a highly water-resistant TPE housing (IPX6). LED can be easily removed and used separately. Area mode provides 17 lumens of light and burns for up to 10 hours Strobe mode marks tent location and burns for up to 24 hours Constructed from durable 6000 series aluminum Each StakeLight powered by 1 AAA battery (sold separately); on/off switch is integrated into the lens LED enclosed in highly water-resistant TPE housing (IPX 6)