1. By adjusting and changing different ultrasonic frequencies, dogs can be prevented from becoming insensitive to the sound wave frequency of the bark stopper, ensuring that it effectively stops barking behavior.
2. The device can be used indoors or outdoors, with a maximum effective range of 50 feet, and the best test results are within 30 feet.
3. Using 15KHZ, 20KHZ, 30KHZ and 15-30KHZ ultrasonic frequencies can effectively stop barking.
4. Ultrasonic waves are specially designed for humans to be inaudible, harmless and safe to humans.
5. Made of high-quality ABS material, durable and suitable for outdoor installation.
6. It can be placed on a table or mounted on a wall or tree using the provided mounting holes.
7. Once the battery is fully charged, the device can run continuously for up to 30 days, providing you with easy barking control.
8. Suitable for all dogs as it combines a range of frequencies suitable for dog hearing.
9. Battery capacity: 1500mAh, 3.7V 18650 lithium battery
10. Waterproof rating: IPX4
11. Product size: 11.5 x 8 x 4 cm
12. Product weight: 160g/set