The FIRMO clip-on light is made of silver-coloured metal and has an adjustable arm and head. The head has a white inner finish. The clip is adjustable to ensure the light is compatible with various tabletops and shelves. It can be switched on and off easily using the rocker switch on the head. This clip-on light is perfect for use as a reading lamp, and with its classic design, it blends seamlessly into modern, industrial-style interiors. The product has an E27 lamp holder and requires 1 E27 lightbulb.