1. Size: 21 x 9 cm
2. Weight: 222 g
3. Material: ABS PC
4. Rated voltage: 5 V
5. Rated power: 3.4 w
6. Massage principle: vibration, magnetism, hot compress
7. Applicable parts: eyes
8. Power supply mode: USB
9. Charging time: about 2.5 hours
10. Function: relieve eye fatigue, eye swelling, prevent myopia
11. Features: soft fit, 180° folding, smart hot compress, suitable for a variety of face shapes, light and compact, music decompression