Red/White Beams • Series 16; 12V; black housing. Flexible arm allows for wide range of motion throughout your chart table area; total length is 16"; flex arm is 12"; 1-7/8" x 2-1/2" head has 9 white (9W) and 4 red (4W) LED lights to maintain night vision; on/off/on toggle switch; wall or table mount requires 3 screws (included); 2-wire lead