Faucet diverter valve with 1/4 inch tubing(Compatiable with 1/4'' tubing only, Outer Diameter is about 6.5MM, Please check it carefully before order).Check your aerator removable or not, then take off the aerator and measure . If the faucet is M22(≈22mm) male thread. then it will works. If it is M24(≈24mm) female thread, then you need add an additional M22 to M24 male adapter(It's included). If your faucet is normal type has no thread and Diameter between 14mm to 22mm, then you need buy an additional Universal adapter to work with it.