F12 12 inch Dual Speakers Phone Eye Protection Screen Amplifier

1. Material: ABS shell material + high-definition acrylic lens
2. Dimensions: 25.2 x 20 x 3 cm
3. Net weight: 268 g
4. Power supply mode: USB charging/18650 lithium battery
5. Audio: 4 ohm 3 watt speaker with diaphragm
6. Bluetooth version: 3.0
7. Charging time: 2-3 hours
8. Built-in speaker, you can plug in U disk to play music
9. Magnification: 2-3 times
10. Battery capacity: 1200 mah
11. Applicable mobile phones: mobile phones within 6.5 inch screen
12. Note: The product does not have lithium batteries (need to be purchased separately)