Best Wireless Pet Containment System For Small Dogs

Price: $55.99
(as of Jan 18,2022 23:19:49 UTC – Details)

GPS Wireless Dog Fence

This EF851S uses GPS technique to position and measure distance. You need to set the center point and radius and get the collar to position successfully, it works in a circle. During working, the satellite is always detecting the collar’s current location. When the satellite detects that the distance to center point is larger than radius, the collar will automatically beep and shock. Once the dog comes back to safe area, it will stop training immediately.


1. No wire or transmitter need, all functions are in the collar.
2. The control range is 20-800 meters in radius.
3. The shock intensity is adjustable from 1 to 5 levels to fit dogs from 15 pounds to 120 pounds.
4. IP67 waterproof and rechargeable collar, charge for 2-4 hours, last for 20 hours.
5. The screen can show the preset radius, current distance from center point and shock intensity.
6.Stop 1 minute between two training cycles; Automatically stop training and return to standby status after 3 cycles.
7. Collar size: 2.75×1.75×1.25 inch, 66g;
TPU belt size: 0.75×28 inch, 50g.


1. Identify a center point of safe area, it must be outdoors.
2. Set the radius of safe area, get the device to position.
3. Test the boundary and then wear the collar to your dog.
4. When your dog walks to the boundary, the collar will beep and shock your dog, then your dog will go back.


1. Train your dog about 3 weeks to let him know the system.
2. Every time you turn on the collar, you need to reprogram it.
3. Do not use it on aggressive dogs, and don’t use it on dogs for over 12 hours per day.
4. Do not use it inside a house or near a house or on rainy days due to weak GPS signal.

Package Included

1 x GPS Collar
1 x TPU Belt
4 x Metal Contact Points
1 x LED Test Bulb
1 x 5V Charger
1 x English Manual
2 x Toys
Package Dimensions ‏ : ‎ 12.99 x 9.06 x 1.97 inches; 3.4 Pounds
Item model number ‏ : ‎ F1041-A-Mix-1P@#2US10
Batteries ‏ : ‎ 1 AA batteries required. (included)
Date First Available ‏ : ‎ July 16, 2020
Manufacturer ‏ : ‎ OCEVEN
ASIN ‏ : ‎ B08D3SD8ZV

【STRONG ANTI-INTERFERENCE OF GPS SIGNAL】 The signals of traditional wireless fences are easily disturbed by metal or other wireless signals, your dogs may be always mistakenly warned, while the GPS signal will not. The factors that interfere with GPS signals are weather, buildings which will block GPS signals. Due to the GPS position system, it would work great in a large open space, it will correct your dog accurately and timely if he leaves the boundary, he will never be accidentally injured.
【SAFE TRAINING MODE DESIGN】 If your dog leaves the boundary, the collar will automatically start training mode with beep and shock for 20 seconds, and stop for 1 minute before the next 20 seconds, totally 3 training cycles. If your dog doesn’t come back to safe area after the third cycle, the collar will automatically stop working to prevent excessive punishment. When he returns to safe area, it will resume normal work again. If losing GPS signal, the collar will automatically stop working.
【PRACTICAL & UNMATCHED PERFORMANCE】 No transmitter, no wire, all functions are integrated in the collar which is IP67 waterproof and rechargeable, working by connecting with satellite. You can use it wherever there is a GPS signal, such as a farm, plantation, beach, riverside, campground, and park.
【1 YEAR WARRANTY AND TECHNICAL SUPPORT】 This product warrants in parts, collars and customers services. If you are not satisfied with the product, you can return it and get a full refund from us within 90 days of receipt of shipment in most cases. Any feedback and suggestion are welcome too.

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