Yuki Halu Aquarium Heater with Case, Temp Adjust, LED Display, 10-120 Gallons

Automatic Temperature Maintenance - Built-in Thermostat for Consistent Temperature
Use the built-in thermostat to maintain a steady temperature in the 10-20 gallon aquarium tank. The 100W aquarium heater is designed to ensure that the water temperature stays consistently within your desired range.

Precise Control with PID Strategy - Intelligent Inverter Technology for Fluctuation Control
Apply the PID (Proportional Integral Derivative) control strategy to ensure the water temperature fluctuates only within ±1°F of the set value. This provides a more stable and precise water temperature for your aquarium.

Protective Design with Multiple Safeguards - Shatterproof and Shock-Resistant Protective Case
A protective case ensures your aquatic pet and you are safe from burns. The heater is shatterproof, shock-resistant, and vibration-resistant, offering enhanced protection for your aquarium setup. - Automatic Shut-off for Safety
Features an automatic shut-off when the water level is low or there is overheating, ensuring the safety of your aquatic pet and preventing any accidental damage.

Easy External Temperature Adjustment - External Controller for Simple Temperature Setting
Adjust the temperature through an external controller with a SET button located on the right side. Hold the setting button to switch temperature units between Celsius and Fahrenheit, making temperature adjustments straightforward.

Clear Temperature Displays and Status Indicators - Real-Time Temperature Monitoring
Display the current and set temperatures simultaneously for easy monitoring. The intelligent indicator lights up RED when heating and GREEN when the temperature is consistent. The memory function allows the heater to retain the last set temperature, ensuring a hassle-free experience even after power loss.