Why You’ll Love It
The hygger 253 precise aquarium heater is made of explosion-proof quartz glass. It is easy to set and monitor the water temperature accurately for sensitive aquatic species. Comes with precision warmth mode, energy-saving mode, and power-off memory function, it is ideal for 5-100 gallon saltwater and freshwater fish tanks.
Key Features
Precise Temperature Control
The HG253 aquarium heater is accurate to 0.1°F and has a setting range of 59°F to 93°F, adjustable in 0.5°F increments, with a 7.23ft long power cord. It’s ideal for sensitive aquatic species such as betta, guppy, discus, shrimp, and turtle to maintain a stable environment.
Safety Beep Alarm
The precise heater comes with a warning alarm function when the heater malfunctions. It is designed with temperature probe fault, out-of-water fault, and overheat protection that enhance the security of use and avoid potential risks for tank inhabitants.
Smart Heating System
A precise aquarium heater is built with 2 temperature probes to detect water temperature in real-time. Once the target temperature is reached, the heaters enter standby and resume operation when the water temperature drops. You can choose precise warmth or ECO mode according to different needs.
-Power-off Memory
The digital controller remembers your settings in case of a power failure, which saves you time and energy.
-Precision Warmth Mode
The heater defaults to precise mode. After you set the target temperature, heating will be activated automatically when the temperature drops by 0.5°F (0.5°C) below the set temperature.
-Energy-Saving Mode
When ECO mode is on, the corresponding icon will appear on the display, and heating will be activated when the temperature drops by 1°F (1°C) below the set temperature.
-Child Lock Protection
You have to hold the button for 3 seconds before entering any change mode to prevent children/mistakenly touching.
Slim Size & Space-Saving Heater
This 50W-500W heater can be easily mounted in narrow sumps or fish tank corners. The explosion-proof tubular quartz glass heating element has no shell structure, no need to worry about fish getting trapped.
More Convenient & Safer
The external controller makes adjustments easy without getting your hands wet. The 2mm thick quartz tube combines corrosion-resistant nickel-chromium wire and magnesium powder as the heat-conducting medium, safer for tank inhabitants.
Usage Tips
Clean Regularly: Wipe the heater with a soft cloth every 2–4 weeks, prevent scale buildup and lower its efficiency.
Check for Damage: Look for cracks or other damage. If you find any, replace the heater right away.
Place: Make sure the heater rod does not touch the sand or gravel on the tank bottom.
Prevent dry burning: The heater element must always be completely submerged, at least 2 inches underwater.
Specification
Package:
1 x Heater with a controller
2 x Suction cup
1 x User manual
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