This digital control valve was built with professionals in mind and was designed for use with motor oils, gear oils, synthetic hydraulic oils, and transmission fluids. This control valve features an LCD screen that is clear and easy to read, allowing the user to clearly identify the amount of fluid dispensed into their application from the valve. The ZE2503 features a manual nozzle with rigid outlet, can be used with ½ NPT hoses, and runs on a 3-volt battery.