1. Atomizing spray plastic holder USB mini humidifier DIY experiment ultrasonic atomization module bracket accessories; 2. The product includes support + fixed cover + spring + plastic sleeve with cotton pad (excluding spray sheet); 3. Can be used with water bottle and water cup, without spray sheet and circuit board; 4. Name: Spraying Support Color: Black Material: ABS+PP Size: 130*35mm;5. You will receive 4 spraying supports, only need to use Name: Atomizing Support Color: Black Material: ABS + PP Size: 130x35mm Package Content: 4 x Spraying only supports the above package content, others are not included. Note: Light reflection and different displays may cause the color item will be a little different from the real one. The measurement error is +/- 1-3cm.