Infinitely adjustable & 3 modes: The reading lamp has three color temperature modes - cool white, warm white and mixed white (3000-6500K). And at the same time, the brightness of this LED reading light is adjustable, so you can easily get any combination of color temperature and brightness you want. 9 LED & Battery indicator: Thanks to the high-quality, glare-free and flicker-free LED light source of the clamp lamp, your eyes are maximally protected when reading. And on the clamp, you will see 4 indicator lights, which you can use to know the current battery status at any time. USB Rechargeable & Large Capacity Battery: The LED reading light has a built-in 1000mAh high capacity rechargeable battery, which enables it to continuously light for 5-7 hours in high brightness and 60 hours in low brightness. And in just two hours, you can fully charge this LED lamp with a USB cable, which is very convenient to use. Easy operation: you can enjoy all the functions of the lamp with just one button . Press it once to turn on the light. At this time, the light is in mixed welding mode. Press the button again to switch to cool white mode and the third button to switch to warm white mode. The light can be turned off with the fourth press of the button. If you need to change the brightness, just press and hold the button. Lightly & Portable: The weight of the LED reading light is light. And it is also very compact and can be folded and folded. This makes it ideal for on the go. Whether you're camping or traveling, it's the perfect companion for your nighttime readings.