3 LIGHTING MODES: You can choose white, warm or natural light according to your preferences or environments. It can be used for 4 to 7 hours for these 3 levels. MULTIFUNCTIONAL: It is not only a desk lamp, but also a pen holder, universal cell phone holder and emergency power bank. And you can use it comfortably anytime and anywhere wirelessly. POWER BANK: Our lamp has built-in 1200mAh lithium battery rechargeable by USB cable. There is also a USB charging port on the base, which can charge all smartphones, tablets and other USB charging devices. EYE PROTECTION: 24 pcs LED bulbs produce a soft, natural light with no flicker or glare for reading / work / study. It is easy on the eyes, and causes less fatigue. ECONOMICAL & LONG LIFE: Our LED lamp is more energy efficient, and consumes 80% less energy than incandescent lighting for the same level of brightness. The lifespan of these LED bulbs can exceed 50,000 hours. Product description Color: Blue Advantages of choosing our lamp: Reading and writing desk lamp for children, schoolchildren, teenagers, students. Soft and comfortable lighting to meet different environmental needs. Flicker-free and ghost-free designed for reading before bed. Lamp easily foldable to adapt to different angles, ultra-flexible gooseneck with 360 degree flexibility. Electricity savings and LED bulb life over 50,000 hours. Sleek and minimalist design perfect for a family or office. Attention: it can still be used as a pen holder, universal cell phone holder and emergency power bank to charge all USB charging devices, extremely convenient! ! ! Modes of use Changing the light: press the switch once: white light; press twice: warm light; press three times: natural light; press four times: turn off the lamp. In addition, long press to choose the intensity of the light. Charging: When the red light on the base flashes, it means it is charging, and the red light stops flashing when fully charged. Specifications: USB Input: DC5V 500MA-1A USB Output: DC5V 500MA-1A Bulb Type: 24 LED bulbs Power: 1.3W Lithium Battery Capacity: 1200mAh Light Intensity: 800 LUX Brightness Adjustable: 3 levels (white, warm and natural light) Working Hours: 4 to 7 hours for 3 levels of brightnessColors: Pink / Blue / White Dimension: 87 * 87 * 450mm Packaging: 1 LED Desk Lamp 1 USB cable (30 cm)