1. Handheld / desktop / lanyard, easy to cope with a variety of scenes 2. Unique shape, lightweight and portable 3. Power interface: USB 4. Battery capacity: 250mAh 5. Charging time: about 2h 6. Use time: about 0.5-1h 7. Rated voltage: 5V 8. Rated power: 0.8W 9. Size: about 10.5 x 5 x 4cm 10. Weight: about 130g
