The Coghlan's Citronella Candle is a dual-purpose candle for indoor and outdoor use. The light illuminates the environment while it repels insects like mosquitoes to protect your family from bites. This candle has a burning time of 16-18 hours, providing long periods of lighting and repelling insects. You can use it indoors in cases of power outage, and you can use it outside on the patio for dinner. You can also bring it in camps as it is lightweight and handy. Its subtle glow makes your nights' fun and peaceful, and the aroma soothes you to keep you calm and relaxed.