Lascar sp 200 3 5 digit lcd panel meter with backlight lascar sp 200 this panel meter is a low cost unit that has many features that make it suitable for both high and low volume applications a negative rail generator enables the measurement of a signal referenced to its own power supply gnd led backlighting makes the display easy to read in low light conditions the meter can be quickly and simply fitted and has a design that provides splashproof protection lascar sp 200 3 5 digit lcd volt