Comprehensive Set: This package includes two automatic air freshener dispensers, ideal for multi-room setups. Each unit efficiently neutralizes odors, ensuring a consistently fresh environment around the clock. Note: Freshener cans and batteries are not included. Flexible Installation Options: Covering over 60 square meters. Ideal mounting height is between 7-9 feet for optimal dispersion. User-Friendly Operation: Featuring three adjustable intervals (5, 15, or 30 minutes), these dispensers are designed for ease of use with no complicated programming. Simply select your desired interval and let the dispenser maintain your space's freshness. 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. Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you Power Supply:2 x AA batteries(Not included batteries) Colour:Black Material:Plastic Package Contents: 2 * Automatic Air Freshener Dispenser 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.