{"product_id":"compact-25w-adjustable-aquarium-heater","title":"Compact 25W Adjustable Aquarium Heater","description":"\u003ch2\u003eWhy you'll love it\u003c\/h2\u003e\u003cp\u003eKeep your fish happy and healthy with precise temperature control that actually works. This compact heater fits seamlessly into smaller tanks while delivering consistent warmth your aquatic friends need.\u003c\/p\u003e\u003cem\u003eKeep reading for all the details.\u003c\/em\u003e\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThis 25W aquarium heater is specifically designed for 5-10 gallon tanks, making it perfect for bettas, small tropical fish, and turtle habitats. At just 4.7\" (12 cm) long, it's compact enough to hide behind plants or decorations while still providing reliable heating power.\u003c\/p\u003e\u003cp\u003eThe external controller displays real-time water temperature and lets you set anything from 63°F to 94°F (17°C to 34°C) with ±1°F accuracy. When heating, you'll see a red light; when the target temperature is reached, it switches to green. The 6.5 ft (2 m) power cord gives you plenty of flexibility for placement.\u003c\/p\u003e\u003cp\u003eSafety features include automatic shutoff if water gets too hot, plus a memory function that remembers your settings after power interruptions. The heating element uses nickel-chromium wire for faster heating, housed in thick quartz glass that's explosion-proof and crack-resistant.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eInteresting Points\u003c\/h3\u003e\u003ch4\u003eSmart Temperature Display\u003c\/h4\u003e\u003cp\u003eNo need for a separate thermometer – the controller shows exactly what's happening in your tank in real-time, so you always know your fish are comfortable.\u003c\/p\u003e\u003ch4\u003eCompact but Powerful\u003c\/h4\u003e\u003cp\u003eSmall enough to disappear into your tank design, yet strong enough to heat 5-10 gallons efficiently without taking up valuable swimming space.\u003c\/p\u003e\u003ch4\u003eSafety-First Engineering\u003c\/h4\u003e\u003cp\u003eBuilt-in overheating protection automatically shuts down the heater if things get too hot, while the thick quartz glass construction resists cracks and breaks.\u003c\/p\u003e\u003ch4\u003eSet-and-Forget Convenience\u003c\/h4\u003e\u003cp\u003eMemory function saves your temperature settings even during power outages, so you don't have to constantly readjust everything.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePower: 25W\u003c\/li\u003e\n\u003cli\u003eTank capacity: 5-10 gallons\u003c\/li\u003e\n\u003cli\u003eTemperature range: 63-94°F (17-34°C)\u003c\/li\u003e\n\u003cli\u003eTemperature accuracy: ±1°F\u003c\/li\u003e\n\u003cli\u003eHeater length: 4.7\" (12 cm)\u003c\/li\u003e\n\u003cli\u003ePower cord length: 6.5 ft (2 m)\u003c\/li\u003e\n\u003cli\u003eMaterials: Nickel-chromium heating wire, quartz glass, ABS shell\u003c\/li\u003e\n\u003cli\u003eCompatible with freshwater and saltwater\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eUsage Notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMust be 100% submerged in water during operation\u003c\/li\u003e\n\u003cli\u003eUse with water pump or filter for proper circulation\u003c\/li\u003e\n\u003cli\u003eBefore maintenance, turn off power and cool for 15+ minutes\u003c\/li\u003e\n\u003cli\u003eSuitable for fish tanks and turtle tanks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackage Inclusion\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e25W aquarium heater with heating rod\u003c\/li\u003e\n\u003cli\u003eExternal temperature controller\u003c\/li\u003e\n\u003cli\u003ePower cord (6.5 ft)\u003c\/li\u003e\n\u003cli\u003eUser manual\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eGive your fish the stable, comfortable environment they deserve with a heater that's built to last and easy to use – perfect for both beginners and experienced aquarists.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eShipping and Returns\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed Shipping:\u003c\/strong\u003e 2–4 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturns:\u003c\/strong\u003e \u003ca rel=\"noopener\" style=\"color: #2563eb; text-decoration: underline; font-weight: 600;\" href=\"https:\/\/www.tailrings.com\/blogs\/faqs\/shipping-and-returns#returns\" target=\"_blank\"\u003eReturns policy\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TailRings.com","offers":[{"title":"25W","offer_id":51264019759389,"sku":"B0DFWP28M2","price":37.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/8052\/4317\/files\/black-hygger-aquarium-heater-digital-display.jpg?v=1778297695","url":"https:\/\/www.tailrings.com\/products\/compact-25w-adjustable-aquarium-heater","provider":"TailRings.com","version":"1.0","type":"link"}