Stinger Mosquito Repellent Lantern, Black/Blue Lantern Only Feature - Ideal for Accent Lighting Uses Fan Dispersion Technology - quick scent delivery - heat-free, smoke-free system Deet-free - SAFE around children & pets Battery Operated - 4 "AA" batteries included Covers up to 225 sq. ft. (a 15'x15' area) - Repellent Refill Model#IB20 Deet-free - SAFE around children & pets All Natural active ingredient Covers up to 225 sq. ft. (a 15'x15' area) - Repellent Refill Model#IB20 Repels up to 12 hours - 3X longer than most competitors Includes: Mosquito repellent pad and 4 'AA' batteries