A 52mm diameter electrical water temperature gauge from VDO's vision range. Featuring trioptic technology to give superb night time illumination and pointer lighting. The black dial face displays a scale of 40-120 degrees C. Back-light illumination is white.The gauge is supplied with a spin lock (clamp ring) mounting, which provides a secure 360° mounting force of the gauge to the dashboard.Please note: Sender units are supplied separately