The heater has an automatic temperature limit function.When the outlet temperature exceeds 170 degrees, it will automatically reduce the to cool down.When the temperature is lower than 80 degrees, it will automatically increase the to heat up.Click the shaking head button for the first time to start a 90 degree cycle, click the shaking shaking button for the second time to turn off the shaking head function, and the angle of the heater will automatically reset to the center point.When the heater falls down by external force or other reasons, the switch will automatically cut off the and the heater will not work.The heater will automatically shut down after 6 hours by defaultConnect the plug to the AC220V socket, the heater enters the standby state and turns on the white light, automatically shakes its head, resets the outlet to the center point, clicks the temperature button for the first time, and enters the first to turn on the yellow light, and the heating is 710W.Click the temperature button for the second time to enter the second , the red light is on, and the heating is 1000W.Click the temperature button for the third time to enter the shutdown mode, return to the standby state, the white light will turn on, the heater will stop working, the fan will continue to work for one minute, and the temperature of the outlet will automatically stop working when it drops to about 40 degrees.Product name NF01 heaterWorking voltage AC220V second 710W/1000WWorking current 46AThe default timed shutdown is 6HPlug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so onColour:A: WhiteMaterial:ABS/PCSize:114 x 114 x 234mmPackage Contents:1 x HeaterOnly the above package content, other products are not included.Note:Light reflection and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/- 1-3cm.