This is a genuine ECHO / Shindaiwa 91149 Mityvac Mv8500 Pressure Vacuum. Mityvac Auto Test Kit - Kit includes everything for performing hundreds of automotive diagnostic & mechanical tests. Used for one-person brake bleeding. Produces vacuum or pressure at the turn of a switch Comfortable ergonomic design One-finger trigger vacuum/pressure release Pressure & vacuum are created on the squeeze stroke for superior accuracy & control Includes durable, accurate diaphragm style compound pressure/vacuum gauge Includes: Silverline Elite hand vacuum/pressure pump with 2" (50 mm) compound gauge with rubber boot 4.5 oz. (135 ml) fluid reservoir bottle with fluid transfer & storage lids 4 Tapered adapters for connecting to tubing from .09" (2.3 mm) to .50" (13 mm) ID 2 Tapered manifold plugs 4 Universal bleed screw adapters 12 Vacuum cap plugs Vacuum line T-adapter (2) 1/4" (6.4 mm) ID x 24" (610 mm) long connection tubes 5/32" (4 mm) ID x 1/4" (6.4 mm) ID tubing adapter 3 Connection tubes Rubber cupped adapter Master Cylinder Refill Kit (model no. MVA6825) Custom Molded Case User's Manual (English, French, Spanish, German) Specifications: Packaged Weight: 5.5 lbs (2.5 kg)Packaged Size: 12.9" (330 mm) x 9.8" (250 mm) x 4.5" (115 mm)Pump Displacement: 1 cubic inch (16cc) per strokeMax. Vacuum:25 in Hg (85kPa)Max. Pressure: 30+ psi (207+ kPa)