MFJ-4431 Digital Volt Meter W/Lead CIG.LTR
The MFJ-4431 is a mounted display with an adhesive back plug, and also comes with 2 feet of wire. The unit is 2 5/8 W x 1 3/8 H x 5/8 D. Is your car battery giving proper voltages to power your mobile rig? Low voltages can distort your signal and cause your expensive rig to reset or even shut down. MFJ’s new voltage monitors show car battery voltage at all times. Three 3/8” tall bright red LEDs are easily seen day or night. Simply plug into car cigarette lighter and you’re ready to monitor! Use with 12V or 24V car batteries. Measures 8-30 VDC, accuracy +/- 1.2 VDC and has a built-in fuse.