1. Material: ABS+acrylic lens
2. Power supply: 18650 lithium battery (not included) or USB plug-in use
3. Output power: 5W
4. Input voltage: 3V-5.5V
5. Current: 500mA (MAX)
6. Bluetooth: 5.0
7. The battery compartment design can be inserted into the lithium battery for charging (battery not included)
8. USB charging port, you can plug in U disk to play music
9. Drawer design, split lens
10. Suitable for high-definition non-destructive magnification to view newspapers and books, magnification 3-5 times
11. Weight: about 600 grams
12. Dimensions: base 28×23.2×3.5 cm, magnifying glass 15×25.5 cm