360-degree thermal system with advanced technology Automatic ignition (the crackling was eliminated) Alloy wheels that are guaranteed to never break The cylinder has a safety device and an automatic gas watch. It is simple to open and close the gas cylinder cover. Two levels of heat capacity A safety feature that automatically extinguishes fires when the greenhouse tilts 30 degrees Hands won't get burned by the safety net's unique materials and chrome plating. Top-notch ODS atmospheric oxygen sensor