This portable kerosene heater works completely without electricity, relying on kerosene to deliver steady, powerful heat output ranging from 12000 to 15000 BTU for fast and efficient warming. Designed with an adjustable temperature knob and built-in fuel gauge, it lets you easily control the flame intensity and check the remaining fuel at a glance for safe and straightforward operation. Featuring flame-resistant construction and reliable refueling sealing, it reduces the risk of leakage for safer use. It offers long continuous heating runtime on a full tank, making it ideal for extended outdoor trips and emergency heating during power outages. This versatile 2-in-1 unit not only warms the space but also supports cooking, boiling water and grilling; its sturdy top stand holds kettles and pots steadily. Compact and lightweight for easy transport, it fits perfectly for indoor home use, cabins, garages, workshops, camping, fishing, patios, greenhouses and all kinds of outdoor scenarios.