Ultrasonic Anti-Bark Dog Trainer

Features: Ultrasound Function--This product is mainly used as ultrasonic dog driving equipment in outdoor environments to prevent attacks by dogs. Based on the theory of ultrasound, the dog trainer can effectively train your dogs to be obedient and stop some unwanted behaviors, such as barking, digging, chewing and more. Safe to Humans & Harmless to Dogs--Completely safe and does not harm dogs. No liquid propellant is used; thus being the most humane way to protect you from aggressive dogs. Note: Do not use it against the human ear. LED Flashlight Function--The blinking of the super bright LED can also make the dog clear about the source of the sound, so as to further understand that the weapon held in your hand is unfriendly to it. Easy To Operate--Open the battery cover and then put 1 piece 9V battery. The sound is audible only to pets, finally turn on the switch and it can work well. When you encounter a dog that tries to attack you, you take out this "super-weapon" ultrasonic