High Efficiency Brightness: This reading light includes 2 14LED heads, 2 types of lights which can be turned on separately or simultaneously. The powerful light has 9 lighting modes: emitting cold white light, day white light (working) or warm white light (resting) evenly and comfortable for eyes. USB Rechargeable: Thanks to the red/green indicator design, you can see charging status from the clip indicator light! After 4 hours of USB charging, the built-in 1200 mAh lithium battery has a battery life of more than 12H-48H. The package contains a USB cable, which can be charged with mobile power, computer, 100-240V adapter, car charger, etc. (not including adapter) Non-slip and Rotatable: All angle rotation and silicone bottom design, 4cm width, maximum pinch point, provide more stability and flexibility for this bedside lamp. 360 swivel gooseneck creates more usage occasions, as well as orchestra music stands, tables or bedsides, books, tablet keyboards, etc. Lightweight and Portable: Weighs only 0.09 kg. The mini size can be placed in a pocket or travel bag, even it acts as an additional embossed lamp for cosmetics. Don't forget this very pretty table-shaped reading lamp when you read in the dark. Just touch a button on the head, you can adjust its brightness and color temperature between 5000K-6500K. P press the button for 2 seconds: adjust the color temperature in 3 levels. click the button: adjust the light intensity, 3 levels adjustable.