hygger Aquarium Heater 1000W,Submersible Fish Tank Heater with Adjustable Temperature Digital LED Controller,Overheating & Auto Shut Off Protection,for Saltwater & Freshwater Fish Tank 110-240Gallon — Open-Box, 27% Off

[ 1000 Watts Aquarium Heater ] - hygger 1000W aquarium heater made of the most durable stable quartz,double quartz tubes,suitable for 110 gallon-240 gallon,ideal uses for the marine saltwater and freshwater, fish tanks, turtle tanks, betta tanks, small ponds,and so much more.Heater length is 11.4 inch,voltage 110-120V/60HZ,power 1000W,US three-pin plug,power cord is 6.0feet+4.0feet.

[ Multifunction LED Controller ] - The intelligent constant temperature digital display controller is easy to operate and can show current water temp and setting temp.Pressing the "+" or "-" button to set your desired temp.Aquarium heater designed with preventing dry burning protection, overtemperature alarm protection,memory function, intelligent constant temperature function and ℃/℉ Convertion.

[ Overheating & Leaving Water Alarm Protection ] - Temperature range:59℉-93℉,Accuracy:+-1℉.When the water temp over 95℉,the heater will auto stop heating.LED flash "HH" and beeping.It will restart heating when the water temp less than 93℉.When the heater is 5cm above water level,the heater will shut off.LED flash "E1" and beeping.It will restart heating when the heater is fully immersed in water.

[ Quickly Heating & Safe & Durable ] - 1000W fish tank heater made of ABS guard,the heating element are explosion proof quartz and the high temperature resistant nickel chromium wire with silicon carbide thermal conductivity.Our aquarium heater is satble,efficient,safe and durable.Longer service life and longer heating function.Suitable for Fresh Water and Marine Water.

[ Memory Function & Constant Temperature ] - If power cut,the heater will maintain the temperature settings until the power is turned on again.When the current water temperature is 1°F/1°C below the set temperature,the light will flash and start heating.hygger aquarium heater will always maintain the comfortable temperature for your beloved fish!

hygger Aquarium Heater is available in multiple wattages including 100W, 200W, 300W, 500W, 800W, 1000W, and 1200W, suitable for different tank sizes. This heater provides accurate temperature control with a precision of +/- 1 F. The adjustable temperature range is from 59 F to 93 F (15 C to 34 C), making it suitable for both freshwater and saltwater aquariums. Equipped with multiple safety features, including overheat protection, memory function, dry burn prevention, low temperature protection, and intelligent constant temperature control, it ensures safe and stable operation. The heating element is made of durable explosion-proof quartz and high temperature resistant nickel-chromium wire, combined with efficient thermal conductivity materials for reliable performance. Models below 500W use a single quartz tube, while models above 800W use a double quartz tube design. It is suitable for various aquarium setups, including fish tanks, coral tanks, betta tanks, turtle tanks, and planted tanks. Warm Tips: 1. Fully submerge the heater in water. Do not bury it in sand or expose it to air. 2. Always unplug the heater and wait 15 minutes before water changes or removal. 3. Turn off the power immediately if the heater is exposed to air. 4. Ensure proper water circulation in the tank during use. 5. Keep the external controller away from water as it is not waterproof. 6. Install the heater near water flow, either vertically or horizontally. 7. Use a wave maker or circulation pump for better heat distribution. 8. Clean the heater regularly to maintain heating efficiency.