The Liquidynamics Electronic Meter with Rigid Spout/Auto Tip offers a preset oil control handle with the rigid spout, automatic tip and electronic meter. Simply enter the quantity you wish to dispense and pull the trigger. This metering handle for oil dispensing is powered by 4 AA alkaline batteries which can be easily replaced without loss of calibration or data. Units of measure on nozzle meter displayed can be changed from quarts, to pints, gallons or liters. This diesel nozzle with meter is intended for use with engine oil, gear oil, transmission fluid, hydraulic fluid and 100% antifreeze. 10 GPM maximum.