Overall Dimensions (when assembled):Height - 85 mmWidth (with displacement lubricator) - 80 mm.Length - 90 mmWeight - 390 gms.
Operating pressure 40 - 60 psi (2.7 - 4.1 bar)Suitable to power boats up to 4 feet (1.1 meters) long (See Model Boat Kits (RC) Imara, Marie Felling, Resolve)