HLC Candle Powered Adjustable Thermal Indoor Outdoor Lantern Desk Aroma Lamp with 2000mah Battery Backup for Phones and Tablets Latest energy saving Candlelight uses a tea light candle to create it's own electrcity,converting heat into electric power LED lasts 3.5-4hours by candle only, at least 30hours by battery. Ideal for camping, caravanning, festivals and picnicking Charges Bluetooth speakers, power banks, MP3 players, tablets, & all smart phones including Android and Apple Perfect lartern for home decorating Two telescopic support rods for height, tilt and direction of Led lamp