Features: Accurately monitor voltmeter from 5V to 100V using this LED digital voltmeter meter, delivering analog gauges for circuit testing and power supply analysis. Choose from red/green/blue backlit display, featuring rapid 300ms refreshing rates and low power consumption (<15mA) for seamless integration into instrument panels. Ideal for electronics engineers, lab technicians, and industrial maintenance teams requiring real time voltmeter tracking in dynamic environments like prototyping workstations or machinery diagnostics. Operates reliably across 10°C-65°C conditions with >100KΩ input impedance, perfect for automotive diagnostics and measurement tools requiring minimal Suitable for deployment in portable test set, control panels, and devices where space efficiency and measurement stability are critical. Specifications: Component:Plastic Color:Red/Blue/Green Size:Approx.34mm/1.33inch Package Includes: 1Pc Car voltmeter Gauge note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.