1. Material: metal/PC 2. Process: fine polishing + electroplating 3. Battery capacity: Built-in lithium battery can charge 1800mAh 4. Battery life: about 10-12 hours 5. Charging time: 3.5 hours (with charging indicator light) 6. Three-color light with stepless dimming: 2700-6500k 7. Monochromatic light: 3000K 8. With touch switch and bottom manual switch, easy to use 9. TYPE-C interface, convenient charging 10. The lampshade is made of high-quality PC, with high light transmittance, uniform light and no glare 11. Overall solid and durable, long service life 12. Size: 9 cm in diameter and 21 cm in height