**PARTS ONLY/OVERHEATS**AQQA Aquarium Heater 500W Submersible Fish Tank Heater with Double Explosion-Proof Quartz Tubes and External LED Display Controller for 66-135 Gallon Marine Saltwater and Freshwater

Features

• 【Double Over-Heat Protection】AQQA tank heater protects your fish from over-heat with 2 protections: ①automatic power-off when the heater is exposed to air, the display shows "E1" and flashes. ②automatic power-off when the water temperature exceeds 95℉, the display shows "HH" and flashes
• 【Automatic Heating & Memory Function】AQQA fish tank heater has built-in sensitive dual temperature probes, automatically making the water always at the set temperature (accuracy within ±1℉). Memory function can retain the previous set temperature when the heater is restarted
• 【Double Tube Explosion-proof Quartz Heater】AQQA aquarium heater is made of 2 explosion-proof quartz tubes and high-temperature resistant nickel-chromium alloy heating wires, and the high-quality plastic shell can transfer heat to the outside while effectively protecting the fish and you from being scalded
• 【Convenient LED Display Temp Controller】AQQA submersible fish tank heater designed with an external LED display can clearly show the real-time water temperature and the set temperature at the same time. And you can easily adjust the temperature and change the unit without wetting your hands (Temp range: 59-93℉)
• 【For 66-135 Gal】AQQA submersible aquarium heater is suitable for 66–135-gallon aquariums, whether saltwater or freshwater. You will get 12 month's after-sale service and 7*24H lifetime customer service.