This patio heater is perfect for dinner party , family gathering , garden , backyard , restaurant , coffee shop , schools , or any other event in the outdoors. Propane heater allows to keep backyard gathering well in cold days, as it gives off the perfect amount of heat to keep your patio toasty warm. Powerful 46000 BTU of HeatThe patio heaters deliver 46000 BTUs of quiet, consistent heat- up to a 20feet radius. It is powered by liquid propane gas (LPG tank not included).Pulse IgnitionOutdoor heater have pulse ignition devices,so all you need to do is press the red button to easily ignite it. Adjustable valve makes it easy to increase or decrease the heat to meet your different needs. Safety Shut-OffFor enhanced safety, the outdoor heaters features a shut-off tilt valve that turns the heater off automatically if it tips over.Easy to Move WheelsThe base of the patio heaters for outdoor use is equipped with wheels that move smoothly, making it easy to transfer the heater from your porch to the garden, to the warehouse in warm weather. The waterbox can be filled with water for weighted stability.ETL CertidicationOur outdoor propane heater is ETL certified, you can see the ETL label on cylinder house. Note:Please check the safety instructions on the product manual before use. Remove off the protective film from the reflector and cylinder house before using. Product Specification:Material and Color: Hammered Bronze powder coated IronHeat Output: Max. 11-13.5 kW (450-870g/h)Base: Dia: 17.72 x 3.54"(H)Supporting Bar: 0.79 x 0.79x 27.17"(H) Pole:Dia: 2.56 x 31.5"Flame Screen:Dia: 11.02 x 9.06"(H) Reflector:Dia: 32.68 x 3.39"(D) in AluminumTotal Height: 85.83"(H)Consumption: 450g/h --- 870g/h46000BTUFuel: Propane; butane or LPGCertificate:ETLPackage Included:1 x Patio Heater(you have to assembly it)