This survival candle is a fantastic item to have in an emergency. The survival candle is lightweight (it only weighs 4 oz) and compact. It includes three wicks, which each last 12 hours, so the candle will burn an amazing 36 hours using the wicks separately. If you use them all together, you get more light. This Survival Candle is a fantastic item to put in all your Emergence Disaster Prepardness kits at home, in the office, or in your car.