MONITOR THE CONDITION OF YOUR BATTERY AND CHARGING SYSTEM.
Some might consider the VM-1 to be over-built; we think it is just right. Some features of the design are:
•White LED Backlight
•Mil spec FR4 circuit board
•Regulated power supply
•Constant LED current and brightness regardless of battery voltage (won’t dim with your beat)
•20 bright surface mount LEDs
•Designed for 12 Volt Systems
SPECIFICATIONS
•Voltage Measurement Range................................10.1 – 15.8 VDC
•Accuracy.............................................................+/- 0.15 Volts
•Response Time from 10.1 - 15.8 Volts...................130 milliseconds
•Dimensions……………………………..................…2.75 X 2.75 X 0.6 Inches