describe Size: 132*85*63mm And the work is the noise below 36dB, quiet humidification will not affect your rest and interference, silently accompany you every day. Quietly moisturizes and deeply hydrates the skin. The nano-atomization moisturizing is realized by nano-level water mist, which is soft and moisturizing, and is easily absorbed by the skin. and two spray modes: 1. It can be sprayed continuously for 4 hours. 2. It can be sprayed intermittently for 8 hours. Start spraying: first click to start continuous spraying, double-click to start spraying, spray for 3 seconds, stop for 3 seconds. Filled with water, you can continue to spray at night to enjoy the humidified air without waking up in the middle of the night And there is a USB socket on the top, which can be used as a mobile power supply, and a small desk lamp or a small fan can be installed Really great spray to deeply hydrate the skin, dry air-conditioned room or dry weather, skin moisture loss, replenish skin moisture