- This Auto Aerosol Fragrance Dispenser .You can to easily set its time to 7.5,15min. You can also set its times to once, twice or three times. Easy to Install - It can be used directly on the desktop. If you want to hang it , you can choose between two installation methods. On smooth walls, we recommend using punch-free stickers. On uneven walls, we recommend drilling holes Air Freshener Refill( not included) - Fragrance Dispenser uses an automatic sprayer to freshen cans that matches the International Standard Size Air Freshener Refill Can . Widely applicable - Automatic sprayer requires 2 pcs AA batteries (NOT INCLUDED) to operate to bring continuous and long-lasting fragrance into your bedroom, guestroom, beauty center, hotel,office,gym and so on. Versatile and Reliable: Perfect for a variety of settings including homes, offices, schools, restaurants, hotels, and public restrooms. These dispensers help maintain a pleasant atmosphere everywhere. Color: White Material: plastic Package Contents: 2pcs Automatic fragrance spraying Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.