Cascade Heat 10" Aquarium Heater 150 Watt for 30 Gallon Tanks

10.5"/150 WATT HEATER FOR 30 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!