1. Brightness: 100 lumens 2. Battery: 3.7V/500mAh 3. Applicable installation diameter: 22-31.8 red rice 4. High-brightness and energy-saving LED light, less power consumption and longer life 5. USB charging port, automatically power off when fully charged 6. Non-slip silicone back cover, easy to fix 7. Adjustable stand, humanized design 8. Weight: about 40 grams 9. Note: The charging voltage is less than 5V
