{"product_id":"hygger-nano-100w-submersible-heater-for-15-20-gallon-tanks-digital-display-controller","title":"Hygger Nano 100W Submersible Heater for 15–20 Gallon Tanks | Digital Display \u0026 Controller","description":"\u003cdiv\u003e\n  \u003ch2\u003eSmall footprint, steady warmth for your aquatic world\u003c\/h2\u003e\n  \u003cp\u003eThe Hygger Nano Aquarium Heater is a 100W submersible unit designed to power 15- to 20-gallon freshwater setups. Its low-profile silhouette slides into corners without disrupting the aquascape, delivering reliable warmth where you need it most.\u003c\/p\u003e\n  \u003cp\u003eReal-time temperature data comes from a built-in probe fed to an external controller, so you can monitor and adjust with ease. With an accuracy target of ±2°F, you can create a comfortable environment for a variety of freshwater life while keeping power use in check.\u003c\/p\u003e\n  \u003ch3\u003eWhat makes it stand out\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eHidden Heating Element: The compact 4.9 by 1.3 by 0.9 inch body stays out of sight while maintaining effective heat output.\u003c\/li\u003e\n    \u003cli\u003eAlarm Reminder Function: Overheat alerts and low water level reminders help you respond promptly to tank conditions.\u003c\/li\u003e\n    \u003cli\u003eTank Compatibility: Built for 15–20 gallon aquariums, suitable for betta, shrimp, snails, and shallow-water turtles.\u003c\/li\u003e\n    \u003cli\u003eKeep a Stable Temperature: An easy-to-read external controller covers 59°F–93°F; status LEDs show operation; memory function preserves settings after power loss.\u003c\/li\u003e\n    \u003cli\u003eDurable Construction: Explosion-proof quartz glass tube, nickel-chromium heating wire, and a porous ABS shell promote safe, efficient heat transfer.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003ch3\u003ePractical scenarios and setup tips\u003c\/h3\u003e\n  \u003cp\u003eIn a betta tank or a mixed community, consistent warmth can support active behavior and comfortable daytime activity. The compact heater blends with driftwood, rocks, and plants, while leaving room for your favorite aquatic features to shine.\u003c\/p\u003e\n  \u003cp\u003eTo get started, place the heater where water flow is steady but not directly rushing across the device. Set a mid-range target, then observe the tank for a few days and adjust if needed. Room temperature, lighting, and feeding routines can influence the actual water temperature, so periodic checks are wise.\u003c\/p\u003e\n  \u003ch3\u003eSafety, maintenance, and care\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eFollow the included installation and operation guidelines to maintain stable heat output.\u003c\/li\u003e\n    \u003cli\u003eInspect the glass and wiring for wear; replace if damaged to keep performance reliable.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What tank size is the Hygger Nano heater designed for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Designed for 15–20 gallon freshwater tanks, suitable for bettas, shrimp, snails, and shallow-water turtles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the heater remember settings after a power outage?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The external controller includes power-off memory to preserve your temperature settings.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"hygger","offers":[{"title":"Default Title","offer_id":57201417814393,"sku":"B0FJL29KJP","price":34.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/8934\/1049\/files\/hygger-nano-heater-hidden-design-in-tank.jpg?v=1777804917","url":"https:\/\/petlyvox.com\/products\/hygger-nano-100w-submersible-heater-for-15-20-gallon-tanks-digital-display-controller","provider":"petlyvox","version":"1.0","type":"link"}