{"product_id":"b0dcg84ljx","title":"AQQA 1000W Aquarium Heater for 135-172 Gallon, Dual Quartz Submersible Fish Tank Heater with Digital Controller, 59-93°F Adjustable Temp, Dry Burn \u0026 Overheat Protection – for Freshwater \u0026 Saltwater","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e🔹 【Smart \u0026amp; Precise Temperature Control】 Easily set your ideal water temperature from 59°F to 93°F (15°C to 34°C) with a single button – perfect for tropical fish, bettas, shrimp, and reef tanks. Long-press the SET button to switch between Fahrenheit and Celsius. The intelligent external controller automatically activates when water drops 2°F below the set point, ensuring stable, consistent heating.\u003c\/li\u003e\n\u003cli\u003e🔹 【Dual Quartz Tube \u0026amp; Rapid Heating】 Engineered with dual high-purity quartz glass tubes for faster, more efficient heat transfer and enhanced durability. Ideal for larger 135 to 172-gallon aquariums, this 1000W powerful heater quickly responds to temperature changes – but always follow tank size recommendations for optimal performance and safety.\u003c\/li\u003e\n\u003cli\u003e🔹 【Advanced Safety Protections】 Built-in dry burn protection automatically cuts power if water levels drop more than 1 inch below the top sensor – preventing damage during maintenance or evaporation. Overtemperature protection shuts off heating if water exceeds the set temp by 3°F, to keep your fish safe from sudden spikes.\u003c\/li\u003e\n\u003cli\u003e🔹 【External Controller for Easy Monitoring】 Keep cords tidy and controls accessible with a fully external digital controller. No more fumbling inside the tank! The compact design integrates seamlessly into your aquarium setup, making adjustments and monitoring effortless – perfect for both beginners and experienced aquarists.\u003c\/li\u003e\n\u003cli\u003e🔹 【Important Usage Tips for Longevity】 For best results and extended lifespan: (1) Inspect quartz tubes for cracks before first use; (2) Never bury the heater in substrate; (3) Clean every 1–2 weeks to prevent mineral buildup; (4) Always pair with a filter or wavemaker to ensure even heat distribution. Proper setup ensures reliable, long-term performance.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AQQA","offers":[{"title":"Default Title","offer_id":51212460392664,"sku":"B0DCG84LJX","price":76.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/9890\/5816\/files\/71vY-HhrnvL._AC_SL1500_1f9f88c6-c750-4a0a-a7e7-3be6495bfc1a.jpg?v=1765968647","url":"https:\/\/0w4cpd-be.myshopify.com\/products\/b0dcg84ljx","provider":"The Living Pane","version":"1.0","type":"link"}