Heater tube is fully submersible. Automatic electronic heater. Double heating tube. Very durable and reliable. Easy temperature control. Ideal for saltwater and freshwater. Temp range: 68 DegreeF (20 DegreeC) to 93 DegreeF (34 DegreeC).
SURJUNY Electric Outdoor Heater, Outdoor Wall-Mounted Infrared Patio Heater with LED Display and Remote Control, 24Hours Timer Auto Shut Off, Space Heater for Bedroom, Garage, Backyard,1500W
Tangkula Patio Heater, 87 inches Tall Floor Standing Outdoor Propane Heater, 48,000 BTU Patio Heater with Wheels and Shelf Tabletop, Auto Shut Off Portable Heater with Easy-Opening Door
COSTWAY Electric Patio Quartz Heater with Remote Control, 1500W Halogen Freestanding Heater with Overheat Protection, Tip-Over Shut Off Waterproof Heater with 3 Power Levels for Yard/Garage/Outdoor
Great!
useless.