Electric Wireless Dog Fence with Collar Option:3 dog system It is EASY to FAST

It is EASY to FAST to APPLY

7V aluminum battery

Gyro keeps the helicopter flying straight and level

park easier

beating manipulation

Electric Wireless Dog Fence with Collar Option:3 dog system It is EASY to FASTThe Electric Wireless Dog Fence System is one of the most reliable and safest wireless fences. It has the same principles as an underground fence and is completely wireless. To be instant and portable, so it is great for travel. The wireless fence uses a constant radio signal to create a safety zone with a range up to 500 meters. If the dog is beyond the setting distance, the receiver collar will start up by a warning tone, then static shock until