Auto Meter ES gauges feature black satin Super Bezels and black dials with white numbering and increments intense red through-the-dial patented LED lighting technology and glowing red pointers for superior visibility.This fuel gauge reads 0 ohms empty and 90 ohms full.Included with Gauge:Mounting hardwareInstallation instructions Made in USA Important: Before ordering check to make sure stated resistance range for the gauge matches your sending unit value for proper operation. Measure resistance using an ohmmeter with the sending unit float in the empty and full position to determine the correct fuel gauge . The chart below maybe helpful in determining what resistance range of gauge to use.