The durable polymer exterior of the Pro Heater is shatterproof to resist aggressive fish and other breakage hazards. With no glass components, these heaters will withstand any abuse your fish can dish out. Electronic thermostat for accurate temperature control to +/- 1 degree F. Auto shut-off saves the element if it runs dry and restarts the unit automatically when submerged again. Fully submersible. Includes suction cups and 6 ft cord. Indicator light turns red for heating and green for when the temp is set.
Up to 20 gallon aquariums
Specifications Aquarium Type Fresh or marine
Maximum Tank Size Up to 20 gallon.
Temp Range 68 to 88 degrees F.
Unit Size 8 in.
Warranty Item has a limited lifetime warranty against defects in materials and workmanship.