Easy control heater: Adjust the knob on the right to turn the unit on. "I" is for producing heat at 750 watts, "II" will produce heat faster and hotter at 1500 watts, and "Fan" will blow out cool air. Then turn the thermostat knob on the left toward the + sign. The adjustable temperature range is 0℉ to 158℉. Energy efficient heater: With PTC ceramic heating tech and high speed fan, this heater put out tons of heater to heat up 200 square feet in seconds. Helps to save electric bills by heating up needed small spaces instead of heating the whole house with other centralized heaters. It's quiet enough to use in a bedroom while your  sleepingPortable mini heater: Dimensions: 6.2 x 7 x 9.2 inch, PORTABLE & CONVENIENT: The Alpha Heater is a mini-sized heating device that promises to make your space extra cozy during cold days just in a couple of seconds. It can be used in any room of your home or workplace. The only thing that you have to do is plug it into the area of your choice. Pretty simple right? The temperature is up to you to choose!ENERGY SAVER: The Alpha Heater portable plug in wall heater quickly heats up any room using 30% less energy than regular heaters (no more stepping on ice-cold floors!). The only mini heater that makes you warm and cozy – while saving you time and energy.DEVELOPED FOR TOUGH CONDITIONS: The Alpha Heater is built to last, and is equipped with multiple safety features to keep you and your family safe. The Alpha Heater has tip-over and overheat protection. When the unit reaches a temperature higher than 122F, the device will automatically reduce its temperature to 104F. The device will shut off automatically if the temperature goes above 122F three times in succession.THE CONTROL OF TEMPERATURE IS IN YOUR HANDS: Now you have the ability to control the precise heating that the Alpha Heater will radiate. With the LED display smart thermostat not only can you decide the exact temperature of your room, but also maintain it for as long as you like.5 CORE HEATER: Designed with safe ceramic interior and cool-touch exterior, Overheat Protection prevents accidents or damages from occurring

Plug in Small Portable space heater