{"product_id":"4l-air-humidifier-for-bedroom-large-room-home-cool-mist-humidifier-ultra-silent","title":"4L Cool Mist Humidifier \u0026 Diffuser | Ultra-Silent | Bedroom \u0026 Home","description":"\u003cp\u003eBreathe easier and sleep better with this 4-litre cool mist humidifier, designed to bring lasting comfort to bedrooms, living rooms, and offices. With up to 50 hours of continuous humidification at the lowest mist setting, it keeps the air perfectly balanced throughout the night and beyond. The top-fill design makes refilling effortless — simply open the lid and add water without moving the unit. A built-in diffuser function lets you add your favourite essential oils, filling your space with a calming, personalised aroma. The simple knob control adjusts mist output to your preferred level, and the automatic shut-off activates when the tank runs dry, keeping your home safe at all times.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style:disc;margin-left:15px;\"\u003e\n\u003cli\u003e4L large-capacity tank — up to 50 hours of continuous humidification at lowest setting\u003c\/li\u003e\n\u003cli\u003e2-in-1 humidifier and essential oil diffuser for a relaxing, aromatic atmosphere\u003c\/li\u003e\n\u003cli\u003eConvenient top-fill design — refill without removing or moving the unit\u003c\/li\u003e\n\u003cli\u003eDetachable water tank for easy cleaning under running water\u003c\/li\u003e\n\u003cli\u003eSimple knob control to adjust mist output to your preferred level\u003c\/li\u003e\n\u003cli\u003eUltra-silent operation — ideal for undisturbed sleep and quiet environments\u003c\/li\u003e\n\u003cli\u003eAutomatic shut-off when water runs out for safe, worry-free use\u003c\/li\u003e\n\u003cli\u003eSuitable for bedrooms, living rooms, and offices\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003cul style=\"list-style:disc;margin-left:15px;\"\u003e\n\u003cli\u003eColour: White \u0026amp; Black\u003c\/li\u003e\n\u003cli\u003eMaterial: ABS\u003c\/li\u003e\n\u003cli\u003eRated Power: 25W\u003c\/li\u003e\n\u003cli\u003eVoltage: 220V ~ 50Hz\u003c\/li\u003e\n\u003cli\u003eWater Tank Capacity: 4L\u003c\/li\u003e\n\u003cli\u003eDimensions: 33.2 × 15.5 cm\u003c\/li\u003e\n\u003cli\u003eControl: Knob\u003c\/li\u003e\n\u003cli\u003eWeight: 1.09kg\u003c\/li\u003e\n\u003cli\u003eSuitable For: Bedroom, Living Room, Office\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul style=\"list-style:disc;margin-left:15px;\"\u003e\n\u003cli\u003e1 × 4L Cool Mist Humidifier\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cbr\u003e\n\u003cp\u003e✔ Secure Payment  |  ✔ Fast UK Delivery (3–7 Days)  |  ✔ Premium Quality Products  |  ✔ Trusted UK Store  |  ✔ Friendly Customer Support\u003c\/p\u003e","brand":"Betty Star Direct","offers":[{"title":"As shown","offer_id":56182524543316,"sku":"CJJD29047400001","price":29.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1014\/2276\/0276\/files\/bf618917-91a1-41af-b633-b510a1416840.jpg?v=1781988133","url":"https:\/\/bettystardirect.co.uk\/products\/4l-air-humidifier-for-bedroom-large-room-home-cool-mist-humidifier-ultra-silent","provider":"BettyStar Direct","version":"1.0","type":"link"}