LED Reading Light 8 white LEDs. Battery operated LED desk book light. Water proof. Anti-shock switch. Non slip. Use in car, home and outdoors, camping trips, great for the office, home reading, also great for music stand lighting. LED Bulb life 100,000 hours. The Length is 12" inches from top to bottom the base width is 3.5" with a base height of 1.34". The head of the light is 3.10" in length and .5" in width. the neck of the light stretches to 6.5" in length. Uses 3 AAA batteries not included.