1. Three ultrasonic modes, continuous ultrasonic / intermittent ultrasonic / variable frequency ultrasonic release, intuitive button operation
2. 2000mAh built-in high-capacity lithium battery, can be used as emergency mobile power to charge the phone
3. Variable frequency trigger mode, flash light with ultrasonic repellent, can quickly repel ferocious dogs
4. Separate lighting button, can be used as lighting or field SOS.
5. Dual-head ultrasonic anti-barking, suitable for all sizes of dogs
6. Buzzing function for dog training, multiple ultrasonic modes
7. Frequency: 22KHz-25KHz
8. Battery capacity: 2000mAh
9. Material: ABS
10. Size: about 10.5x5.5x3.5cm
11. Weight: about 100g