The Simpson Mini DC Voltage Indicators provide high quality, accuracy, and reliability in a compact 12mm deep case. M135 has a 3-1/2 digit, 0.5” LCD display and is available with a negative image, bright red backlight option. Mini M135s feature user-selectable decimal point and display hold.
Three power supply choices are available, and a low battery indication is provided for 9VDC battery applications. Mini units feature a standard 3/64 DIN high-impact plastic case. The standard LCD units have a clear viewing window. The units with optional negative image, bright red backlighting, have a red window.