Dimming: The brightness is adjustable in 3 levels and controlled by a touch switch.
Eye Protection: It has an eye protection function, no flicker and no radiation, which is good for your eyes.
USB Input: LED pad is connected to the power source via a USB cable and can be easily connected to any USB port, such as a USB charger, a computer, a laptop, or a mobile power supply.
Package Includes: 1x LED Pad A4, 1x USB Cable, 1x Stand, 4x Holders, 1x Roller