Multi-Function Tachometer reading 0 - 7 x 1000 r/min. Black gauge & bezel with white indicator bars, white logo's reading: "No Oil/Hot/Chk Eng/Low Oil", red dial & red ring inside gauge. 3-1/4" cut out with a 3-5/8" outer diameter bezel. Mounting bracket & light are included. Dial on the back can go to 5 or 6 pul/rev. Part #176301. This gauge has never been used but has a dirty lens and couldn't be put on a new boat.