This rechargeable LED lantern is portable as well. It has a very sleek cylindrical design with a bunch of features that come handy.
How to use:
To get started, connect the round plug of the provided USB cable into the DC power jack at the bottom of the product. Then, plug the other end of the cable into computer, or any other USB charger, for 4 hours.
LED brightness control:
Press the finger lightly in the middle of the product top for around 3 seconds to adjust the brightness, and release the finger until the brightness is at your most comfort.
When the touch panel or the brightness regulator is found to be out of control, it indicates the product is running out of battery. Charge the product as in the first instruction.
PS: You can use it on while charging.