[Fast and Widespread Heating] TRUSTECH oil heater has high and low heating modes to quickly heat the air around you in seconds. The high power of 700W allows the heating area of this oil heater to reach 500 sq. ft, which is very suitable for personal use, allowing you to enjoy a warm and comfortable life in the cold winter. This oil heater will be your long-term partner for work, study, and sleep. You can enjoy the warm environment to the maximum.[Energy Efficient & Safe Heater] A special temperature sensor in the electric space heater to keep your room maintained at a comfortable temperature. The thoughtful energy-saving design makes you no longer need to worry about high electricity bills. The overheating protection function allows you to sleep peacefully. When the internal temperature of the oil heater is higher than 105 degrees, it will automatically power off. Whether it's a home or office, this heater is an ideal choice for you.[Portable & Space Saving] The size of this portable space heater is only: 12"L x 6"W x 16"H, specially designed for small to medium rooms. The oil heater for indoor use includes a convenient handle for easy carrying. You can easily move the portable space heater to any place you want, whether it's various rooms in your home or office. Let's enjoy the cozy warmth you need while studying, working, or resting.[High Durability] Made of high-quality solid steel, this oil-filled radiator heater is durable enough to give you peace of mind in extremely cold weather. The maintenance-free permanently-sealed oil reservoir of the oil-filled radiator heater never needs refilling, so you can use it for a long time. TRUSTECH oil-filled radiator heater is your perfect companion in winter.[Super Quiet Operation] This electric space heater operates silently, so you don't have to worry about noise disturbances, and it doesn't emit light. It is great for use while you are working, studying, meditating, or sleeping. TRUSTECH oil heater for indoor use heating cycle is so quiet that you'll forget its existence. Provide you with a quiet and comfortable personal space to sleep easily at night.