Type: Current generator Model: 4-20mA Potentiometer Installation Hold Diameter: 10mm Hole Spacing: 61mm/2.4in Suitable Screws: M3 (NOT included) Weight: 74g(approx.) Wiring: 3-32V: DC power supply positive GND(left): Power supply negative GND(right): 4-20mA output current negative 4-20mA-OUT: 4-20mA output current positive Potentiometer: Adjust output range of 4-20mA, clockwise to increase, counterclockwise to reduce Colour: white Material: ABS + electronic components Size: 73x54x30cm Package Contents: 1 * Signal Generator Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.