This is approximately 8 inches tall. The light is powered by either 3AA batteries or USB cable (Provided).
For $3 more you can upgrade to a rechargeable light. Search under (images rechargeable light) and add to cart.
The lights are not compatible with a branded brick (Apple).
For $3 more you can upgrade to a rechargeable light. This will save you money on batteries. Search under (images rechargeable light).
Light not compatible with a cell phone brick.