USB Charging Portable Detachable Reading Clip Light Rotatable Eye Protection Mini LED Lamp 1. Material: ABS, PC, metal sheet 2. Function: night light, study light, atmosphere light 3. LED quantity: 9 LEDs 4. Power: 0.6W 5. Color: white light (5 LEDs-6000K), orange light (4 LEDs-1600K), mixed light (9 LEDs-4000K) 6. Lumens: 1.6-18.5 lumens 7. Switch function: White light: slightly bright-low bright-medium bright-high bright-super bright Orange light: slightly bright-low bright-medium bright-high bright-super bright Mixed light: slightly bright-low bright-medium bright-high bright-super bright 8. Battery capacity: 500 mAh, 902030 polymer battery 9. Charging input: 5V-500mAh 10. Lighting time: 8-80 hours 11. Charging time: 2.5-3.5 hours 12. Battery power display: 25%, 50%, 75%, 100%, green light when fully charged, flashing prompt to display battery level when charging. 13. Waterproof and dustproof grade: IP44 14. Anti-fall level: IK07 15. Product size: 105 x 36.5 x 15.5mm 16. Product net weight: 39 grams