Panel-mounted voltage meter, which can be used in industrial or home environments and if preferred even in vehicles. Just connect leads to your power supply (or that particular place you want to measure or monitor) and you are all set.

Voltage meter technical details:

Operating voltage range: 4.5…30VDC
Current consumption: <20mA
Measurement range: Same as operating voltage
Min dimensions for the mounting hole: 45.5×26.5mm
Min mounting depth: 22mm
Cover frame dimensions: 47.8x29x2.5mm
Display type: 3-digit 7-segment LED display with 10x15mm digit size
Resolution: 0.1V
Display color: Red
Accuracy: 1% (+/- 1 digit)
Refresh rate: ~500ms
Connection: ~150mm wire
If preferred, own leads can be easily soldered into PCB’s solder tabs.