Features:-It emits safe sound waves (25-30KHz) to attract your dog's attention and prevent bad behavior.-The maximum applicable distance is 10m, and the optimal distance is 5m (ultrasonic waves cannot penetrate obstacles).-Built-in 800mAh rechargeable lithium-ion battery, can be used for up to 60 days per charge.-With low/medium/high frequency mode, this ultrasonic wave will not cause harm to dogs, but can effectively stop dogs from barking and aggressive behavior.-Equipped with two high-brightness LED lights, you can turn on the spotlight with one button, allowing you to walk safely and worry-free even in the dark.Specifications:Color: orangeController type: Button controlMaterial: plasticInput voltage/current: 5V/2A (DC)Working sound wave: 25kHz-30kHzS.
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