Feature: 1. [Keep Good Mood] Perfume dispenser allows you to smell the fragrance while studying, working or sleeping, and keep you in a good mood. 2. [Durable Material] Made of high quality ABS material, which is corrosion resistant, durable and long service life. 3. [One Key Operation] With Humanized design, easy operation with one key, can meet your various needs. 4. [3 Spray Mode] Aroma diffuser with 3 spray modes (24 hours, day, night) and 5 time settings (every 7.5 minutes, 15 minutes, 30 minutes, 60 minutes, 2 hours). 5. [Wall Mounted] This automatic perfume dispenser is convenient for placing on the table or hanging on the wall without drilling or nailing. Specification: Item Type: Light Sensation Intelligent Perfume DispenserBattery: 2 x 1.5V D type batteries (Battery Not Included) Working Area: Day/night/24 hours Setting Time: 7.5, 15, 30, 60 minutes, 2 hours Product Size: Approx. 238 x 86 x 83 mm / 9.4 x 3.4 x 3.3 in Material: ABS engineering plastic Aroma Tank Specifications: 110, 300, 350, 400ml are all suitable, the customer arranges by himself Weight: Approx. 457g / 16.1oz. Package List: 1 x Aroma Dispenser (Battery Not Included)1 x Manual2 x Screw2 x Screw Tube1 x Lock1 x Lock Key Note: The air purifier and battery are not included in the package. Before placing an order, please make sure you don't mind. Thanks!