Our air conditioner cleaning Effervescent tablets contain crosslinked carboxymethyl cellulose and lemon extract. It can effervescent action, quick release of cleaning power. Its use method is very simple: turn off the air conditioner, unplug, put the cleaning sheet into the water, wait for it to dissolve, then wash it with a towel, wash it twice with clean water, and let dry. And can effectively remove the dirt and dust inside the air conditioning, keep the air conditioning inside the clean health to provide healthy indoor air.