Whenever time comes, it will deodor! When the room becomes dark, the sensor reacts to reduce the number of times it sprays automatically, saving you money. After 1 spraying, the sensor will stop spraying. You can spray it with a single push whenever you like. ● You can adjust the distance between 3 levels to suit the intensity of your favorite fragrance. Scent of Finland Reef: The floral green fragrance will last foreverly in the Scandinavian nature. Set Contents: Main unit, spray can, sample alkaline batteries (AA x 2 batteries); Product Name: Deodorizing, air freshener; Uses: Indoor and toilet; Ingredients: Fragrance, ethanol; Usage duration: Light sensor "cut" time setting: Time interval: About 15 minutes, About 15 days, About 30 minutes, About 60 minutes, About 60 days, Light sensor "In" When you feel it, save mode ( Twice the spray intervals). The duration may vary depending on the season, the installation location, usage environment, and the length of the light and dark. When purchasing, the light sensor is set in "in" (setting intervals are approximately 30 minutes). Press and hold the one-push button for about 3 seconds to turn on and off the light sensor. Note: Do not use for anything other than its intended purpose. Keep your face away from the spray mouth. Do not use near fire. It is dangerous to explode when exposed to high temperatures, so please do not use it in direct sunlight, near heating appliances such as fan heaters or sources of heat or in automobiles. Please be careful of pranked by infants and pets. Do not place in places exposed to water. Rust may occur, causing product to malfunction and burst of spray cans. No foreign objects can be inserted or blocked into the sprayer. This product will not impact or disassemble, repair or modify the main unit. Do not touch the safety switch as it may cause malfunctions. Remove batteries when not in use for a long time. ·The main unit is at least 2.0 inches (5 cm) from the wall, and can be used in places where there are no obstacles within the top of the main unit. It may tarnish and damage your walls. Do not use near white wood or varnish paint parts. This may cause discoloration or damage. Do not use in environments below 0 degrees. It cannot be sprayed in a mist form, and may cause discoloration or damage to walls and floors. After use, discard according to local regulations. How to Use: (1) Open the lid of the main unit and set the batteries. (2) Set the spray can. The white tip will not be removed. (3) Close the lid of the main unit. Be careful of pinching your fingers. (4) Adjust the scent control switch on the bottom of the main unit to your preferred settings. You can choose between the spray intervals of about 15 minutes, about 30 minutes, and about 60 minutes. (5) Place on a hard flat surface. The bottom of the unit has a safety switch to prevent it from working when it falls. For that reason, please install the unit in a hard flat surface. ·The main unit is at least 2.0 inches (5 cm) from the wall, and can be used in places where there are no obstacles within the top of the main unit. It will change color on your walls and other items.