The Interior Dome Light With On/Off Switch is a practical and reliable lighting solution for your vehicle. Made of durable black plastic housing with an acrylic lens, it features an aluminum back plate and mounting screw for extended corrosion-free service. With an 18 gauge wire connection, it operates on 12 volts and uses a 193/194 bulb, providing a bright and efficient light source. Measuring 4-1/16 inches long by 2-3/8 inches wide by 1 inch high, this dome light is compact yet effective. Sold individually, it offers convenience and functionality for your interior lighting needs.