Free neck lighting: it is not necessary to hold the flashlight in your hand or mouth, or wear a headlight on your head. While you're reading or busy interviewing, nod like a robot to direct the light. Every time you read, repair, work, knit, etc. in bed or in the garden / terrace, this flexible neck technique can help you concentrate on what you are doing without worrying about the light. Reading lights - our reading lights have 2 LEDs at both ends. One LED is used in flashlight mode and the other in wide-space mode. Each arm has a separate switch for easy brightness selection. Brightness level 3 per arm - flashlight - wide illumination - full brightness and wide angle flashlight. Use a light bright enough to illuminate the smallest reading area without disturbing your sleeping partner. (without battery) 2 continuously curved COLLARS - allows precise positioning and concentration of light at the desired position, 1 light on the left, 1 light on the right, 1 light on the front and 1 rear light as required. As flexible as yoga. The silicone surface of the neck is soft. The neck contact area is soft. Very comfortable to touch and wear. Size: 57 * 3 Package contained: LED Light*1