Lascar DPM 950 Series 3.5 Digit LCD Panel Meters – Lascar DPM 950S-FPSI, This 3.5 digit LCD panel meter features a dual colour backlight with programmable status indication, where a threshold can be set so that a different colour backlight is displayed when the threshold is passed, a function that is ideal for quick and easy status monitoring. Lascar DPM 950S-FPSI 3.5 Digit LCD Voltmeter Red/Green