Description: USB Wireless table lamps is simple and unique, the charm of modernity and fashion. Made of ABS and PC, eco-friendly and durable. 3200K warm light, warm and relaxing, accompany you to sleep, when warm yellow light turns on, this desk lamp enter the regular sleep mode, the light will automatically turn off after half an hour without turning off the light. Charging: Built-in 1200mAh high-capacity lithium battery, USB Charging, environmental protection, low power consumption, full charge in 4.5 hours, high-brightness continuous use for 8 hours, low-brightness continuous use for 300 hours. Smooth surface, circular design, stepless dimming, light and portable. When the light is on, press and hold the switch button to adjust to the appropriate brightness and leave the switch, you can adjust brightness to meet different environmental needs. Portable and easy to carry, suitable for bars, restaurants, living rooms, study, office, camping, etc. Perfect gift for friends as housewarming, birthday or festival gift. Specification: Battery Capacity: 1200mAh Color Temperature: 3200K Rated Power: 5V Rated Current: 47mA Size Chart: Bottom Diameter: approx. 89mm / 3.50 inch Height: approx. 106.6mm / 4.20 inch Package Includes: 1 Piece Table Lamp (3 Pack) Note: Please allow 1-3mm measuring deviation due to manual measurement. Due to the different monitor and light effect,the actual color of the item might be slightly different from the color showed on the pictures.Thank you!