Multiple free items available, all related to mushroom cultivation. Ideal for mushrooms growing - fruiting chamber humidifier. Telescopic hose, according to the need, adjustable rang e is 40-150cm. And knob switch design, you can adjust the amount of fog at will.3l large capacity: no need to add water frequently, long-term fogging and moisturizing. Our cool air diffuser purifier looks very beautiful and elegant. Item type: fruiting chamber humidifier. Auto shut off protect: yes.