Features: 1. Infrared remote control operation, stop or star the machine at any time without touching the machine. 2. Spray interval time setting, 5, 10, 15, 20, 30 minutes available for you to choose. 3. Three modes working time setting: work when there is light (at daytime), work when there is no light (at nighttime) and work 24 hours. 4. 3000 spray times recording function, there will be warning sound to remind and red flash light when exceeded. 5. Nice air freshener machine to improve life and work quality. Specifications: Condition: 100% Brand New Material: ABS Color: As Pictures Show Optional Type: Induction, Remote Control Size: Approx. 243*83*88cm/95.67*32.68*34.65in Package Weight: Approx. 493g/17.39oz Battery: 2 * D Alkaline dry battery (Lasts above half a year) Applicable area: about 30 square meters Suitable perfume: 300ml standard bottle (Used for more than 3000 times) Suitable temperature: 0-50℃ Usage: 1. Turn on the power switch, adjustable spray time (10, 15, 20 minutes spray once), working time is 24H. 2. Three spray modes can be set: 24 hours, DAY, NIGHT 3. Battery usage: A pair of D alkaline dry battery can last about 3 months. Package List: 1 * Automatic Aerosol Dispenser (battery & aerosol not included) 1 * Bag of Installation Screw 1 * Remote Controller Note: 1. Put the aerosol dispenser on a high place for better effect 2. Do not spray on people's face. 3. Do not put the aerosol dispenser near the fire source If the machine cannot spray perfume after used for a period of time, please check: 1. Whether the perfume on the bottle have run out.(about 3000 times sprays/bottle) 2. Whether you need to change the battery. 1、Infrared remote control operation, stop or star the machine at any time without touching the machine. 2、Spray interval time setting, 5, 10, 15, 20, 30 minutes available for you to choose. 3、Three modes working time setting: work when there is light (at daytime), work when there is no light (at nighttime) and work 24 hours. 4、3000 spray times recording function, there will be warning sound to remind and red flash light when exceeded. 5、Nice air freshener machine to improve life and work quality.