Digital Voltmeter Display 0.28inch 3 digits 0-100VDC 3-Wires

Digital Voltmeter Display
This is a 3-wire digital voltage that can work in 2-wire mode (4 - 30VDC max) or 3-wire mode that enables it to extend the display range to 0-100VDC.

Display Voltage Range: 0 to 100VDC
Power Supply Input Voltage: 4-40V DC
Display: 0.28" 3-Digit 7-segment RED LED
Refresh Rate: 200ms
Accuracy: 3 per thousand

Wiring Guide:
Red- (+) Power Supply Input
Black- (-) Common Ground
Yellow- (+) Voltage input

Connect RED and YELLOW wires together to use it in 2-wire mode.