Best Dog Radio Fence

Wireless Dog FenceAngelaKerry EF851S is a new generation dog fence system that use GPS positioning technology, it is more accurate and stable, it can keep the dogs in an limit area.Working PrincipleThe EF851S perfectly solves the inherent defects of the traditional electric fences-unstable signal and inaccurate distance control. Due to the wide coverage and accuracy of the GPS signal, the EF851S is difficult to be interfered by metal and obstacles, it means your dogs will be never mistakenly warned and injured.FeaturesAdjustable radius from 20 meters(22YD) to 800 meters(850YD)Covers an circular area from 0.3 acre to 496 acresRechargeable and waterproof collar with beep/shockFive levels of static correction to match dogs with different sensitivityAll functions are integrated in the collar, easy to carry and useFor dogs from 15 pounds to 120 poundsInstructionsYou need to identify a central point that will be the center of the play area of your dogs.Take the fence system to the central point and turn it on,then set the radius of the play area and position the fence system. After positioning, the "00" keeps stay on, put it on your dog.When your dog get to the boundary line, it will beep and shock your dog, then your dog will be back.Notice1. Due to the GPS position system,you need to reset it every time you turn on the fence.2. Train your dog for about 3 weeks to let him know how the fence system work.3. Do not use this fence on aggressive dogs, don't use it on dogs for over 12 hours one day.4. We do not recommend using it on rainy days or near tall buildings or inside a house due to the weak GPS signals.Package Included1 x GPS Collar Receiver1 x TPU Belt4 x Metal Contact Points (2 long and 2 short)1 x LED Test Light1 x 5V Charger1 x USB charging Cable1 x English ManualDo not use this fence on aggressive dogs, don't use it on dogs for over 12 hours one day.4. We do not recommend using it on rainy days or near tall buildings or inside a house due to the weak GPS signals.... [Read More]