ARC brand, Made in Taiwan
A-L103B Waterproof Halogen Work Light w/ 17" Arm 110V 55W
55W, 12V halogen lamp 
Input AC 110V
Provides high intensity light, with a estimated lamp life of over 3,500 hours.
Ideal for large CNC machinery, lathes, mills, grinders, and other machine tools where coolant, oil or other fluids are present.
Ergonomic handle attached to the head allows easy positioning. 

IP-65 waterproof protected rating. 
4 hole base - The hole pattern on the base is 45mm x 45mm.
The base can be mounted vertically or horizontally. L-angle plate included.
Longer version part number A-L103A also available.