{"product_id":"aquael-ultra-heater-25-w-aquarium-heater-with-day-night-mode-10-25-l","title":"Aquael Ultra Heater 25 W – Aquarium Heater with Day \u0026 Night Mode, 10–25 L","description":"\u003cp\u003e\u003cstrong\u003eThe Aquael Ultra Heater 25 W Day \u0026amp; Night is an electronic aquarium heater for tanks of 10–25 litres. A built-in light sensor lowers the water temperature to your night setting in the evening and brings it back up in the morning.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIn nature, water cools down at night. The Day \u0026amp; Night function copies that rhythm automatically, without a timer or second controller. The flat, shatterproof plastic housing is safe in tanks with large fish, turtles or rockwork.\u003c\/p\u003e\n\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAquarium volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10–25 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16.3 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThermostat\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectronic, ±0.25 °C accuracy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDay \u0026amp; Night\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAutomatic, via built-in light sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eShatterproof plastic, flat design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSafety\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBuilt-in thermal switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eShows current water temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eHow to install\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eFix the heater with the double-sided holder in a spot with good water flow, for example near the filter outlet.\u003c\/li\u003e\n\u003cli\u003eSet your day temperature and night temperature.\u003c\/li\u003e\n\u003cli\u003eWait 15–20 minutes before plugging it in, so the thermostat adjusts to the water temperature.\u003c\/li\u003e\n\u003cli\u003eCheck the display after a few hours and fine-tune if needed.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow much does the temperature drop at night?\u003c\/strong\u003e\u003cbr\u003eYou decide: you set the night temperature yourself, and the heater moves to it gradually when the room gets dark.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich size do I need?\u003c\/strong\u003e\u003cbr\u003eThis 25 W model is designed for 10–25 litres. Other sizes: \u003ca href=\"\/bg\/products\/ultra-heater-25w-day-night\"\u003e25 W\u003c\/a\u003e, \u003ca href=\"\/bg\/products\/ultra-heater-50w-day-night\"\u003e50 W\u003c\/a\u003e, \u003ca href=\"\/bg\/products\/ultra-heater-75w-day-night\"\u003e75 W\u003c\/a\u003e, \u003ca href=\"\/bg\/products\/ultra-heater-100w-day-night\"\u003e100 W\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Aquael  |  \u003cstrong\u003eCategory:\u003c\/strong\u003e Aquarium heater  |  \u003cstrong\u003eSeries:\u003c\/strong\u003e Ultra Heater Day \u0026amp; Night\u003c\/p\u003e","brand":"Aquael","offers":[{"title":"Default Title","offer_id":63935904514378,"sku":"45a129613","price":32.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0771\/3685\/5370\/files\/75.jpg?v=1792240042","url":"https:\/\/aquarium-boutique.com\/bg\/products\/aquael-ultra-heater-25-w-aquarium-heater-with-day-night-mode-10-25-l","provider":"Aquarium Boutique","version":"1.0","type":"link"}