1. Power supply: Micro USB interface 2. Waterproof level: IPX4 3. Input voltage: 3.7V/80mAh 4. Battery capacity: 1500mAh 5. Ultrasonic frequency: 15KHZ-30KHZ 6. Sound monitoring: red and blue light indicator status 7. Use ultrasonic technology to stop your dog from barking, the distance range is 5 meters to 10 meters, safe and harmless 8. Automatically sense the sound of the dog, once the dog stops barking, the ultrasonic barking control will automatically stop transmitting ultrasonic waves
