Upgrade your toilet to a no-touch flush. This easy-to-install retrofit kit brings a KOHLER touchless flush to almost any toilet. Once it's installed, just hold your hand over the tank sensor to activate the flush. No handle to touch means fewer germs to pick up or leave behind.Dual Flush: No Finish: White Flushing System: Flapper Piston Height: 3-1 8 Length: 4 WaterSense: Yes Width: 3-5 8{Features: 1 Year limited warranty Retrofits a standard toilet to touchless flush Flush is activated by a no-touch sensor mounted inside the tank Powered by 4 AA batteries (included) Works with most canister and flapper toilets Not compatible with dual-flush, top-mount flush, pressure-assist, or ballcock valve toilets Simple installation taking most people less than 20 minutes Trip lever hole cover included Optional hand indicator decal included (indicates where the touchless module is located inside of tank) Touchless Flush Kit comes complete with: Touchless module with sensor, all mounting hardware, battery pack, 4 AA batteries, trip lever hole cover, flush emblem for tank lid (use is optional), and an installation and care guide {Technology: Touchless module projects an electromagnetic field through the top of the tank lid that senses your hand, causing the toilet to flush Touchless is compatible with a variety of water usage rates