Specifications: Product Name Mechanical Valve Model :TAC2-41V Button Type: Roller Lever Control Type: Mechanical Control Working Pressure Range: 0-0.9Mpa Position and Way No. :2 Position 5 Way Port Diameter :8.6 mm / 0.34'' Total Size (Approx.) :70 x 35 x 15 mm / 2.75" x 1.38" x 0.59" (L*W*T) Packagep: 1 x Mechanical Valve 3 x Fittings 2 x muffler