hygger 300W Aquarium Heater with Controller, Adjustable & Submersible Fish Tank Heater with Digital Display Safety Triple Protection Beeping Alarm for Saltwater and Freshwater 40-80 Gallon

300 WATT AQUARIUM HEATERS: 300 watt aquarium heaters are suitable for 40-80 gallon freshwater and saltwater aquariums, turtle tanks and ponds. Heater rod footprint 10.6"x3.3"x1". voltage 110-120V. Power cord from heater rod to controller measures 6.2ft in length. Controller to plug measures 3.9ft in length

SAFETY TRIPLE PROTECTION: If the water temp exceeds 94°F or below 59°F or heater rod dips too low, fish tank heater will automatically shut off the power and stop heating and the display will flash error code and sound beeping alarm to help alert you to the problem, keeping you pet fish healthy in time. Over-temperature protection, low-temperature protection and out of water protection to void cooking fish!

RAPID HEATING AND MAINTAIN AT CONSTANT LEVEL: hygger aquarium heaters are made from dual quartz glass heater tubes and nickel-chromium heating wire which offers durability and outstanding heat conductivity, ensuring rapid heating and maintain a consistent temperature. Plastic casing that protects fish from touching it and burning themselves. It is ideal for use in tanks where large and strong fish or even water turtles are kept

EASY TO SET TEMPERATURE: fully submersible aquarium heater with controller can be easily adjust the temperature setting without getting your hands wet. To set the desired temperature, keeps pushing the set button and it cycle through all the set temperatures. Adjustable temperature between 59°F and 93°F, which means that the fish heater can be used in treating various fish diseases, including white spots

LED DIGITAL DISPLAY: Easy to read digital display showing the current and set temperature which allows you to monitor water temperature at a glance. Red indicator light shows when water is heating and turns into blue that the heater is on standby