Dog Bark Deterrent Ultrasonic Device

This device has integrated ultrasonic frequency variation rather than a fixed ultrasonic frequency. Designed to help discipline training by immediately getting the attention of your dog and stop it from barking. More humane than shock collar. This device provides the most effective and easiest training. Dog training is to make the dog behave to your command. From several weeks to immediate action, without causing any harm to your pet. This device is harmless to both humans and dogs. Mode 1: 25kHz fixed-frequency ultrasonic, publicly recognized non-audible to human. Mode 2: and Mode 3: have integrated ultrasonic variation technology, frequency varies over 20kHz. For the best training result, we recommend utilizing with your small and medium sized individual dog, aging from 6 months to 15 years old. Not recommended for large and aggressive dogs. Best results are achieved within 33ft. when using this device. In addition to the ultrasonic bark deterrent, we also integrated a dog chaser light and a flash/able LED light into the device Battery life: Long lasting, Type-C charging port, which is easy to operate and does not require frequent charging or battery replacement.