·         ★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.