Our air conditioner cleaners contain surfactants, deionized water, etc. It can be strongly cleaned, sterilized and antibacterial, refreshing and deodorized. The way to use it is very simple: 1. Unplug the air conditioner and keep the room ventilated, 2. Open the air conditioner cover and remove the filter, 3. Shake the detergent 5-8 times, 4. Spray directly on the filter screen and air conditioner fins, 5. After standing for 15-30 minutes, install the filter after all the foam disappears, 6. Turn on the power and turn on the cooling mode to let the water drain from the drain. And it can eliminate odors and clean without dead ends.