yescom titanium aquarium heater lcd auto thermostat 400w submersible adjustable for 80 gallon fish tank salt fresh water yescom features:<br><br>- 400w aquarium heater fits 3 1/4 to 3 11/12 ft fish tank and is ideal for fresh water & salty water aquariums <br>- made of titanium alloy, ipx8 water-proof, explosion-proof, corrosion-proof, scald-preventing<br>- intelligent operation - intelligent ic chip for precise temperature control from 68 to 94 °f, suitable for many kinds of aquariums, fishes and amphibious turtles<br>- power-off protection - when sensing probe is exposed in the air or the water temperature is above 94°f, the heater will stop heating to effectively prevent dry burning<br>- lcd digital display - easy to observe the water temperature and the external controller is safe to adjust temperature<br>- ce, fcc, rohs certificated for safe protection<br>- ideal for aquariums, aquaculture, terrariums & hydroponic systems and more <br><br>specifications:<br><br>- heater dimension(lxdia.): 12 5/8" x 1 3/16" (32 x 3 cm)<br>- wire length: 5 5/12 ft (165 cm)<br>- fits fish tank length: 39 3/8" to 47 1/4" (100 to120 cm)<br>- fits tank water volume: 70 to 80 gallon<br>- adjustable temperature range: 68 to 93.2 °f (20 to 34 °f)<br>- rated power: 400w<br>- voltage:110 to 120v<br>- material: titanium<br><br>package contents:<br><br>-1x aquarium heater<br>- 1x manual<br><br>- notice: <br><br>-please submerge the aquarium heater in water completely while it is working, or it may stop working.