Fish Tank Heaters, 50W – 800W, 59℉ – 93℉, Auto Power-off

Information about AQQA Auto Power-off Aquarium HeaterThe AQQA aquarium heater is crafted with high-performance quartz glass tubes and silicon carbide heat-conducting material. Its powerful heating wire ensures water heats up quickly and safely. An external dual-display controller provides a high-definition and accurate temperature reading.Durability & SafetyWith an ABS plastic cover that is resistant to high temperatures and corrosion, this heater is easy to clean and ensures the safety of fish and other aquatic life.Out of Water Power OffIf the heater is lifted more than 2.4 inches out of the water, it automatically powers off and displays an E1 error code. When fully re-immersed, it will automatically resume normal operation. If you need to handle the heater, please disconnect the power and allow it to cool for 15 minutes first.Ultra-high Temperature Automatic Power-offIf the real-time water temperature is detected to be above 95°F (35°C), the heater will automatically cut off power and display the error code HH. Once the water temperature drops to 95°F (35°C), the alarm will be released.Precautions For UseBefore use, please check the quartz tube for any cracks. Do not bury the heater. It is essential to use this heater with a water circulation system. For optimal performance, regularly disassemble and clean the fish tank heater every 1-2 weeks.