1. Light-emitting collar is more eye-catching, effectively avoiding nighttime pet accidents
2. Bluetooth connection, free control
3. Adjustable collar size
4. Buckle design, easy to wear
5. Dot matrix: 12x48
6. Display color: monochrome
7. Communication mode: Bluetooth
8. Support display: text/pattern/doodle/GIF
9. Support voice: Chinese/English/Japanese/Korean, etc.
10. Battery capacity: 400mAh
11. Size: one size (suitable for most dog types)
12. Size: diameter of about 18-24cm