[3 Setting Modes & 3s Quick Heat Up] Are you ready for winter? It's time to choose a space heater! No need to preheat! electric heater could quickly warm the air around you in just 3 seconds. With the 3-mode setting, you can choose 750W low heat, 1500W high heat, or just fan as you like, allowing it to be used as a space heater for outdoor use. indoor in winter or as a cooling fan in summer. Besides, the garage heater is perfect for personal use, which heats up instantly and saves electricity. [Overheat Protection & ETL Certificate] Safety is our first consideration! The electric heater with thermostat will automatically adjust the temperature to constant warmth, so there's no need to worry about overheating issues or being woken up by high temperature at night, which protects your family's safety . Besides, the portable heaters for indoor use have been tested by the professional team and have ETL certificate, which guaranteed the safety of electric heaters. [Portable Design &