Adjustable night light,Adjustable mist,Optional filter cartridge,Optional ionizer,With large water tank for long working time • ... Multi features- Adjustable night light-Adjustable mist-Optional filter cartridge-Optional ionizer•With large water tank for long working time ... ) mm•7L, 400ml/h•20‘’: 720pcs 40‘’:1580pcs 40HQ:1840pcs AIR HUMIDIFIER