Use this dual LED neck light to read a book in a low light setting or to keep a pointed light on projects while you work, such as beading, knitting, hand-sewing and other activities! The silicone arms are soft for neck comfort but also help keep the light from slipping and the adjustable arms help you focus the lights where you need them to be. Details: Black and gray 7.5" x 1.9" x 11.7" (19.05cm x 4.83cm x 29.72cm) Ultrabright COB LEDs 2 brightness settings Flexible arms for ideal positioning Anti-slip design ABS plastic and silicone Requires 3 AAA alkaline batteries (sold separately)