Orlushy Submersible Aquarium Heater,300W Adjustable Fish Tahk Heater with 2 Suction Cups Free Thermometer Suitable for Marine Saltwater and Freshwater

★300W aquarium heater is suitable for 40 to 55 gallons aquariums,Length - 11 inch,voltage 110-120V, power cord is 6ft, please choose the right wattage aquarium heater according to our size chart. ★It shows an area to adjust the temperature. It's not exactly accurate but it turns easy and can be adjusted at small intervals. ★Explosion Proof: 2mm thickened quartz glass,can be used in fresh water and salt water aquariums,easy to hide in the tank. ★Precise temperature dial from 68 to 89°F allows for complete control of aquatic climate within a 1-degree difference. ★Adjustable Aquarium Fish Tank Water Heater Sensitive and reliable thermostat maintains uniform temperature. Automatic shut off when the temperature is reached Product Description