With a extra long goosenck of 19.69″ and bulkhead mount, this new generationTouchLED task light offers many unique features using high tech components. Listed below are a few of the features of this innovative LED: Revolutionary Patented LED Technology No mechanical switches – touch activation Programmable “red” Auto Night-Light function Night-time locator light Current regulated driver Flexible Gooseneck Design (3 lengths available) Used as Chart Light or Reading Task Light Product Details Finish: Black Housing Material: Brass Bell Diameter: 1.97″/50mm Base Dimensions: 1.36″/34.5mm Arm Length: 19.69″ (500mm) Voltage: 10-30VDC Power Consumption: Off mode: 10/5 mA, Night Light Mode: 20/10mA LED Engine: 15 x 5mm CW LED/1 x 5mm Red LED Beam Angle (FWHM): 44 Luminous Flux: 80 lms Kelvin Temp.: 8200K Working Life: 20,000 hrs. Electrical Protections: Reverse Polarity, Surge Protection Integral Switch: Yes: Photo-sensor “TouchLED” Dimmer Module: Special Order Mounting Method: Screw-Mount Wire Size: See Chart Ingress Protection: IP40 Available Models IL6481, IL5223