UST 30-Day Lantern Lasts an amazing 30 days on low setting which is a bright 29 lumens, runs 32 hours on high setting at 300 lumens 4-Mode electronic switch, high, medium, low, and SOS flashing Water and impact resistant Removable globe, rubberized housing, built in recessed hook on lantern base Three 1.4W Nichia LED's, water resistant, uses 3 D cell batteries Lasts an amazing 30 days on low setting which is a bright 29 lumens, runs 32 hours on high setting at 300 lumens 4-Mode electronic switch, high, medium, low, SOS flashing, amber LED indicators Green LED indicator during off mode to show lantern in darkness Removable globe, rubberized housing, built in recessed hook on lantern base Three 1.4W Nichia LED's, water resistant, uses 3 D cell batteries