Yani Hp-Pt1 Ultrasound Pet Training Tools Portable Human Self-Defense Dog Repeller Training Device

Would you like a well-trained pet? Are you afraid a unfamiliar dog come to you? Using ultrasound to drive dogs, can also be used as a tool for training pets. Easy to carry into the pocket, if necessary, easy to use. The main work range is 5 to 6 feet and is effective up to 10 feet. Equipped with a high brightness LED lights for lighting. Specification : Material : ABS Frequency : 35-45HKZ Effective range : 5 to 6 feet (main work range) Power : 9V carbon or alkaline battery section Package Include : 1 X Pet Training Tools (Not include battery)