The wireless remote is very small and exquisite, it use disposable button battery CR2450 included in package. This battery can be used for at least one year and it can be easily purchased. Rotate remote left to dim and right to brighten, short press to turn on/off this computer lamp, long press to adjust light temperature stepless.
This monitor desk lamp can be charged by computer, power bank through USB-C port with 59 inch cord. Kindly remind, please check if your USB interface has a capacity of 5V/1A before use. The computer light's enclosure was made from metal, very solid built but lightweight and bright. User manual is inclued. If you have any query on our product, please contact us freely.