Penn Plax Cascade Preset SubmersibleAquarium Heater, 200-Watt

*10.5"/200 WATT HEATER FOR 55 GALLON FRESH AND SALT WATER AQUARIUMS
*FULLY SUBMERSIBLE, CAN BE PLACED HORIZONTALLY OR VERTICALLY IN TANK
*AUTOMATICALLY SETS AND MAINTAINS DESIRED TEMPERATURE
*VISIBLE TEMPERATURE SETTING SCALE AND ACCURATE TO 1 DEGREE 
*HEAVY DUTY SHOCK-RESISTANT GLASS, SAFER FOR LARGE FISH 
*TOP-QUALITY HEATING ELEMENT WITH SUPERIOR INSULATION AND HEAT DISTRIBUTION 
*LIFETIME GUARANTEE!
*2 TOP QUALITY SUCTION CUPS INCLUDED 
*FACTORY PRESET AT 76 DEGREES F, JUST PLUG IN!