Fridababy 3-in-1 Humidifier With Diffuser and Nightlight Help your baby sleep soundly with the Fridababy 3-in-1 Humidifier With Diffuser and Nightlight ($47, originally $50). You can add essential oils to it and turn on the colour-changing nightlight feature to soothe your little one at sleep time. Image Source: amazon.com Fridababy 3-in-1 Humidifier With Diffuser and Nightlight $47 from amazon.com Buy Now