There are 3 colors of light: by touching the switch, you can control the light color and brightness, short press to change the light color, long press to dim the brightness. 2000mAh Battery, Long Lighting Time: The wireless desk lamp has a built-in 2000mAh battery, and the desk lamp can work for about 8-10 hours after being fully charged for about 3 ,5 hours. You can charge the bulb through the USB port. EASY TO USE: Just use the touch switch to easily control the light. Short press to change the light color and turn on/off, long press to dim the brightness. Lightweight and portable: The rechargeable desk lamp is very light, thanks to the cordless design, the lamp wireless LED desktop light can be used anywhere, such as living room, bedroom, office, restaurant, bar, cafe, hotel room, dormitory, outdoor camping. , etc. Atmospheric table lamp: beautiful appearance, different light colors and brightness can meet your multiple needs. Ideal for use in bars, cafes, restaurants and hotels.Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-29394 days.When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specificationsWe want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you.Thank you for choosing our product. We hope you enjoy it!