Features:Cylinder Faucet Cartridge Valve is with 3 holes at the bottom, a useful part to control water flow, direction or pressure.Specification:Material: ceramic plasticNominal diameter: 25mm/35mm/40 (mm)Applicable medium: waterScope: faucetMaximum rotation angle: 90 (degrees)Maximum operating temperature: 100 (degrees Celsius)Material: Plastic Exterior, Ceramic InteriorUsing Instructions:Use a screwdriver to pull out the hot and cold markingUse a smaller screwdriver to turn the small screw counterclockwiseGrasp the leading handle,turn the cover counter-clockwise by handUnscrew the hexagon cap with an adjustable wrenchRemove the old spoolWhen installing the spool, the 2 convex points of the valve core are to be aligned with the 2 concave points of the main body.Please carefully align the 2 concave points within the main body.Package Included:1 x Faucet Ceramic Cartridge