The WAS 100400181 is a genuine W177-3H4/4 recessed headlight designed for agricultural and industrial applications. This versatile headlight operates on both 12V and 24V electrical systems, providing essential low beam, high beam, and position light functions. It utilizes an H4 bulb for main lighting and a W5W bulb for the position light, ensuring reliable illumination. Constructed with a durable plastic housing and a clear glass lens, it offers robust performance and is homologated to E20, R112, R7, R6 standards. Ideal for flush mounting, it measures 177mm x 177mm with an overall depth of 100mm.