Hygger 500W Aquarium Heater for Fresh & Salt Water Tanks

FAST HEATING AND ACCURATE TEMPERATURE CONTROL
- Voltage 110-120V/60HZ, 500W power, US three-pin plug
- Heater rod length: 10.5 inches
- Quickly heats up to 3℉ in 3 minutes for aquariums holding 3.5 gallons
- Auto ON and OFF for reliable temperature control
- Stops heating when water reaches set temperature, may show 1℉ more due to waste heat
- Restarts when water temp drops 1℉ below the set temperature for precise regulation

FULLY SUBMERGED DESIGN
- Must be completely submerged in water at all times
- Heater tube and separate sensitive thermometer need to be fully immersed
- Unplug and wait to cool down before removing heater or performing water changes
- Durable and explosion-proof for long-term use in both saltwater and freshwater aquariums

ENHANCED CONTROL AND DISPLAY
- LED display shows temperature in Fahrenheit
- Press the button repeatedly to set desired temperature until the screen displays it
- Wait for the digit to flash three times before stopping; setting is complete
- LED displays current water temperature for easy monitoring

LONG-DURABLE AND LOW-MODEL RELIABILITY
- Service life can last 3 years or more
- Black plastic guard for a sleek, low-profile design
- Easy to hide in your aquarium
- Contact seller for any product issues promptly