This spray dispenser features an LCD screen and is programmable. It delivers fragrance automatically by timer and can be set to spray at intervals from 1 to 60 minutes. The interval spray time and work mode can be set to your preferred level. The built-in LCD screen provides visual operation, allowing you to set the schedule from Monday to Sunday, 24 hours a day, and freely set the delivery frequency. It fits standard size air freshener refill cans (6.2Oz-7Oz). Most air freshener manufacturers offer refill spray cans for this type of dispenser. Simply purchase an automatic air freshener refill can with the scent you like. This odor-control assistant is ideal for bathrooms, hotel rooms, offices, farmhouse rooms with pets, and other spaces where you need to manage air quality. It eliminates troublesome odors automatically. Place a can of air freshener inside and set a scent frequency to enjoy fresh air continuously. The aerosol dispenser is suitable for indoor areas of 30-60 square meters. The programmable odor neutralizing dispenser is easy to operate and is equipped with mounting screw fittings for easy installation. Detailed instructions make it easy to set up. It is battery operated using 2 pieces of 1.5V D batteries (not included), providing continuous and long-lasting performance for your bedroom, bathroom, living room, office, commercial place, and more. The unit is light-sensitive. According to the indoor light intensity, the mode can be set for day, night, or all day. The scent frequency can be set to deliver scent every 5, 10, 20, or 30 minutes. The LCD's working mode can be set from Monday to Sunday, with a daily working time from 00:00 to 24:00, and a programmable delivery frequency for more energy-saving operation to meet different spray requirements. When you receive the dispenser, please check for and remove the transparent protective film on the front panel. It can be free-standing or wall-mounted. To install: Place the dispenser in the desired location and mark the surface through the two mounting holes. Drill holes at the marks and insert the anchors. Place the unit and affix the screws to ensure it is mounted securely. Insert two 1.5V D size batteries and the air freshener can. Press the ON/OFF switch and set your preferred interval spray time. Color: Silver Material: Plastic and Metal Package Contents: 1 x Automatic Air Freshener 1 x Key 1 x Installation Screw Set 1 x Manual Only the above package content is included; other items are not included.