Easy to Use: Compatible with POL soft nose or QCC1 connections, no electricity or ignition needed. The propane tank top heater uses either open flame or piezoelectric ignition for simple, efficient use Secure and Long-lasting: Featuring security switches, chrome-plated heat shields, and a heavy-duty steel structure, this tank heater rust-resistant and wind-proof, ensuring reliable performance in tough outdoor conditions Adjustable Temperature: The control knob offers 3 heat levels (10,000-15,000 BTU), allowing precise temperature adjustments. Ideal for all winter conditions, offering versatile heating with a radiant propane heater Powerful Heat Output: The propane heater delivers up to 15,000 BTU of infrared heat in seconds, covering 370 FT². With a 20LB propane tank, it lasts over 28 hours, keeping you warm in harsh winter conditions Portable Outdoor Heating: This propane tank top heater features a portable trolley for easy transport and fits 20-40LB tanks. Ideal for camping, hunting, or outdoor activities, providing warmth in cold conditions