1.More efficient kerosene heater: The combustion chimney of the portable indoor kerosene stove without electricity is made of special metal, which allows the kerosene to burn completely and heating to be faster and more efficient. The oil heater has 6 wicks and 2 gloves. There are two options: 4.6 l and 6 l. Please purchase according to your needs. 2.High calorific value: The combustion efficiency of the kerosene heater is 99.8%, the calorific value is high, and the heating area is large. It has good heating performance with a maximum heating capacity of 10000 BTU/H (equivalent to 3000 W) and a fuel consumption of 0.25 l per hour. It can quickly heat a room of about 20–25 square meters. 3.Energysaving and protective design: The emergency heater does not require electricity. The stove serves as an emergency heater. If the power goes out in winter or the heating fails for a few days, just oil is enough and you will get plenty of heat. Kerosene heaters are characterized by silent operation, energy saving, smokelessness, cleanliness, and environmental protection. 4.Multiscene application: The kerosene stove is small and suitable not only for family meals such as heating boiling water, cooking, and grilling but also for outdoor camping, balconies, kindergartens, fishing, hiking, and other occasions. In addition, the nonelectric emergency heater is an indispensable item during earthquakes, tsunamis, tornadoes, and other disasters and is also well suited as a gift.