[4 in 1 Multifunction LED Desk Lamp]: 1. [Pen holder design] for easy storage; 2. [Basic design] can be used as a mobile phone holder; 3. [USB charging output] can power smart phones, night lights, USB fans, etc. 4. [Soft LED Brightness] Provides high-quality LED energy-saving lamp beads, protects eyes, prevents radiation, and has a long service life. Product size: 11.2 12.3 43.6 (CM) WHITE [2 color modes and unlimited brightness]: The eye protection LED desk lamp with charging port USB provides 2 color modes, one key for white light, two keys for warm light, three keys for turning off the light, long press the touch switch to adjust the light brightness (long press for brighten, long press again to dim), with brightness memory. The red light is flashing when charging, the red light is on when full, and the blue light is on when the USB output is working, which is normal (the blue light will automatically turn off about 40 seconds after the output of unplugged) [Flexible Metal Tube]: The flexible metal tube of this portable LED desk lamp can be bent at any angle, allowing you to easily adjust the desk lamp and orient to the desired position. It's small, light, foldable and easy to carry, meaning you can take it with you. Suitable for reading dormitory, bedroom and office [Large capacity rechargeable lithium battery (without adapter)]: 1200mAh large capacity lithium battery. This rechargeable desk lamp only needs the adapter (5V-1A) or USB device to charge for 3 hours and can light continuously for 10 hours. In the event of a sudden power outage, it will become the first choice for your home backup power [Good price and product warranty]: You will get 1*desk lamp, 1*manual , 1*certificate and 1*USB cable.