Easy Installation Process: Enjoy the simplicity of our automatic air freshener dispenser, the installation process is simple; you only need to prepare two AA batteries, install the batteries; set the usage time and environment, spraying time interval to complete the installation; if you find that the red light keeps flashing and the product does not work, the battery is low and you can replace it. mode, choose the spray time interval of 15 minutes or 7.5 minutes; you can choose the liquid to be placed in the sprayer to play the role of suppressing mosquitoes or refreshing the air. Warm Tips: Our automatic sprayer for air freshener is suitable for 300ml liquid cans, and this product does not include liquid cans; please set the spray mode before installing the fragrance can, and be sure to avoid pointing the nozzle at your eyes or face, which is dangerousHigh-quality material construction: Our automatic household sprayer is made of high-quality ABS plastic material, which is strong, sturdy and not easy to break, providing you with a product that is not only beautiful but also reliable; they are widely used, you can put it in the bathroom, bedroom, toilet, to provide fresh air; it can also be used to repel mosquitoes on farms, stables and barnsGreat value package: The package includes 2 household battery-powered air fresheners, you can choose to hang it on the wall or put it on the table; there are two efficient gadgets that allow you to clean different rooms at the same time, so as to maintain consistency; if you find that the battery is charged but the product is not working, you can poke the nozzle with a pen and push the press piece