About This TWO SEPARATELY ADJUSTABLE HEATING ELEMENTS: 2560 BTU or 5120 BTU power. The heater is ideal for rooms up to 120 ft² with an average height of 6.6 feet. STEPLESSLY ADJUSTABLE THERMOSTAT: The thermostat automatically starts and stops the heater when the desired temperature is reached. The temperature range is from 32°F to 185 °F. AIR CIRCULATION MODE: Activating the air circulation mode turns the heater into a fan. The air movement prevents heat buildup around plants. QUICK AND EVEN AIR CIRCULATION: The air circulation heater is very efficient and easily circulates up to 4317 ft³ of air per hour. Since the heater does not run as long, you save electricity and money. SPLASH-PROOF ACCORDING TO IPX4: Thanks to splash protection, the heater can be safely and reliably used in damp rooms. It can also withstand rain and irrigation water without any problems. Overview Brand : Bio Green Special Feature : Adjustable Temperature, Energy Efficient, Fast Heating, Overheat Protection, Portable Color : Stainless Form Factor : Compact, floor-mounted fan heater Indoor/Outdoor Usage : Indoor, Outdoor