Prem-i-air 250 Ml/Hr Warm/Cold Mist Humidifier With 4 L Water Tank This stylish and contemporary warm/cold mist humidifier has a 4 L semi transparent black tank, in keeping with the glossy black finish of the body, and a built-in night light function. The humidifier features include a power on neon light, water shortage indicator, spray volume adjustment and silver clean technology to fight the growth of bacteria and mould in the tank. It provides up to 18 hours of successive warm humidification, or over 55 hours of cool humidification on low setting. Features: Black Transparent 4 litre Tank Stylish, glossy black finish Specifications: Dimensions: H:210.0 x W:355.0 x D:310.0 cm Colour: Black Guarantee: 1 year Model Number: H1854