ITEM NAME:16Mm Waterjet Pump Spray Water Thruster Spray Pusher Servo Jet Pump For Diy H8D6 16Mm Waterjet Pump Spray Water Thruster Spray Pusher Servo Jet Pump For Diy H8D6 Product applicable current:6-12V Standard 7.2V The shells of the white thruster inevitably have some stains,if you care about this,please do not buy it. The distance between the mounting hole of the motor base is 16mm,which is suitable for the installation of 380-390 brush motors and 2040-2445 brushless motors. Color:White material:metal Size:about 10.5*4*4cm Package Contents: 1* pump