MEFELE CLN Anti Barking Device,Rechargeable Ultrasonic Dog Repeller,up to 23 Ft Effective Control Range,Portable Indoor&Outdoor Dog Training Clicker&Behavior Aids,Safe for Human&Dogs

WIDE CONTROL RANGE AND PORTABLE SIZE: The ultrasonic dog repeller has a control range of up to 23 feet. The anti barking device is small in size and easy to carry anywhere, making it easy to use both outdoors and indoors. ULTRASONIC DOGTRAINING DEVICE: 2-in-1 Ultrasonic Dog Trainer is a professional device for Dog Training and Dog Bark Control. Ultrasound emitted by dog training control device can attract the attention of dogs and help prevent dogs from barking, digging, scratching, biting, climbing on furniture and other unwelcome behaviors. 3 POWERFUL ULTRASONIC SENSORS: This bark deterrent device there are two types of ultrasonic frequencies, Avoid dog getting used to single frequency, It can emit 25KHZ fixed frequency and 25-30KHZ variable frequency. Ultrasound is a high-frequency sound signal that is barely audible to the human ear, but it gets the dog's attention. FAST CHARGING&ULTRA LONG BATTERY LIFE: Ultrasonic Bark Control Device with Type-C USB Charging Port, Built-in 1600 mAh rechargeable battery, Fast and Flexible Charging. 2.5 hours full charge time, 6 months standby Time. It is perfect for short trips, outdoor activities, no need to worry about running out of power or nowhere to charge. MULTI FUNCTIONAL AND EASY TO USE: The Rosmas dog barking control device not only trains your dog, but also prevents other dogs from approaching you while walking. When a dog barks or approaches you, simply press the button and point the device towards the dog, and the dog will stop their bad behavior. And it also comes with two LED flash modes: stable/flashing, More convenient to use.