Adds moisture to dry, heated rooms and carries essential oils through the house at the same time. Seven-colour ambient light, whisper-quiet mist and automatic shut-off when empty.

Key specs • Capacity: 300ml, runs about 10 hours on low • Mist: ultrasonic, two intensity levels, waterless auto shut-off • Light: seven-colour ambient, can be switched off • Noise: under 30dB • Use: water alone, or add a few drops of essential oil

In the box Diffuser, measuring cup, USB-C cable, instructions

UK notes Useful in a bedroom with the heating on, which is when UK indoor air gets driest. Descale monthly if you are in a hard water area - most of the south-east is.