Brand new VDO genuine oil pressure gauge. 2-1/16" or 52mm mounting holes, using screw cap (Spin-lok) for easy mounting. VOD standard ¼" blade connection. 0-80 psi (0-5 bar), input range 10-180 ohms. Flood lighting, light bulb included. Red lighted pointer. Wiring: + connect to +12V (positive of battery) - (middle blade) connect to ground (negative of battery) S connect to sender's input lead. Sender's other lead should be connect to ground. Wire harness are included for easy wiring: red for 12V, black for ground, white for signal. It is not a retail packaged, only bulk package. Manual: www.intindustry.com/files/VDO_minor_manual.pdf. Match sender (compatible): https://www.amazon.com/dp/B079NDD32C