Odor Eliminator & Dual Flush Toilet Repair Kit for 2-piece Toilet w/ Side Flush by KOR SmartToilet KS300 Fits a two-piece Toilet with side button flush (the most popular model for U.S. toilets) Eliminates 95% of odor in seconds using a safe and effective 4 stage deodorization process Adds remote control flushing, so you can flush with the push of a button from anywhere in your bathroom Adds a Dual Flush Option (Half & Full Flush) giving you control over the flush power and water usage Quick DIY Installation - no need to hire a plumber or make extensive upgrades to your toilet and installs in less than an hour