Anti-Bark Device: The 2-in-1 Ultrasonic Dog Trainer is designed for effective training and bark control without the pain of shock collars. It emits ultrasonic waves to reduce barking, digging, scratching, biting, and jumping on furniture. Safe & Effective Modes: With 4 Modes, Ultrasonic Flash Mode, Ultrasonic Mode , Sound Mode ,and LED Flashlight Mode. Features a 25kHz fixed frequency and 20-30kHz variable frequency that is undetectable to humans but effective for dogs.With no shock, vibration, noise, or physical contact, it’s completely safe for dogs of all sizes.
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