UCO 15-Hour Candles – Now with Even Longer Burn Time

Reliable light when you need it most. Whether you're camping off the grid, preparing for a storm, or building your emergency kit, UCO’s 15-Hour Emergency Candles offer long-lasting, clean-burning performance for all your power outage and off-grid lighting needs.

Designed specifically for use with UCO Candle Lanterns, these candles deliver consistent burn times of up to 15 hours each in a controlled lantern environment. Even when burned in open air, you'll get a solid 9-12 hours of dependable light. They’re compact, lightweight, and ready for everything from tent setups to hurricane kits, blackout prep, and bug-out bags.

Simple. Dependable. Safe. These long-burning candles are an essential light source for anyone who wants peace of mind during uncertain times—whether you're deep in the backcountry or riding out a storm at home.

Burn Time That Lasts

Up to 15 hours when used in a UCO Candle Lantern for maximum efficiency.
9–12 hours outside of a candle lantern. Open air (wind and temperature may affect longevity).

15- Hour White Candles