21x 12 inch 3D Mobile Phone Screen Magnifier

1. Material: ABS shell material + high-definition acrylic lens
2. Dimensions: 22.8 x 20.8 x 34.5 cm
3. Weight: 0.563 g (including packaging)
4. Power supply mode: USB charging/lithium battery
5. Output power: 5 W
6. Input voltage: DC 5V/500 MA
7. Charging time: 2-3 hours
8. Built-in subwoofer, can plug in U disk to play music
9. Magnification: 2-3 times
10. Battery capacity: 1200 mah