RubyLux Lamp with Heavy Duty Clamp for RubyLux NIR Bulb for US & Canada,2 Pack RUBYLUX HEAVY DUTY LAMP: you can either position the lamp flat or attach it to the built-in integrated heavy duty clamp. LAMP SPECIFICATIONS: 10.5 inch adjustable reflector dome shade; 6-foot cord; UL listed; accepts up to 660 Watts; heat resistant porcelain socket