Bayco SL-300N4 8.5 Inch Clamp Light with Aluminum Reflector has an energy saving durable ON/OFF switch and is rated for up to a 150-watt incandescent bulb (bulb not included). For easy positioning, the SL-300N4 features an adjustable ball joint and a spring steel clamp with scratch resistant vinyl sleeve. Bayco is the established leader in next generation task lighting systems incorporating innovative technology for all types of lighting applications. Our dedicated research and development teams continually seek out innovative technical solutions for demanding professional and non-professional lighting applications.