D'light Online HD-50 Liquid Wax Fuel Cell 50 Hour Disposable Clear Plastic Fuel Cells Liquid Paraffin Candle Lamps - Emergency and Survival Candle - Set of 48 Made for commercial use only Cost just pennies per hour to burn; this economical full size fuel cell only needs to be replaced once per week 50 hour candle lamps 48 pieces per case; burn cleaner than solid wax candles also eliminates thermal shock breakage commonly associated with use of solid wax candles Non-staining no melted wax mess and is perfect for use in restaurants or hotels. Made in the USA