Features:
1. Remote control distance up to radius 250M(273.4 yards).
2. Adjustable Level from 0 to 100 levels.
3. Three independent functions- "Tone", "Vibration", "Static Shock"(0-100 level)
4. Waterfroof, chargeable, durable.
5. Multiple receivers are acceptable to work with this system at the same time.
6. Digtal display support. Easy to know which the levels is.
7. If the dog exceeds the range of activities that has been set, the receiver will start its training function automatically, which will remind the dog to return to safe area. Firstly. vibrating 3 to 5 seconds at first and then teh punishment of electric shock(3-5s). If the dog continues to go ahead, vibration and electric shock will be cycled once again. Afterward, the dog won't go ahead when it feels teh warning of vibration.

Specifications:
Model: TF- 68
Plug: US/EU Plug
Color: Black(Transmitter), White(Receiver)
Range: 250M
Charging by: DC 5V
Transmitter Working time: About 20 hours(Full of power)
Dimension:
Transmitter: 120x90x30mm(without antenna)
Receiver: 60x36x30mm
Collar Max. Circumference: 70cm

Item specifics
Condition:
New: A brand-new, unused, unopened, undamaged item (including handmade items). See the seller's listing for full details. See all condition definitions
Type: 1/2 Dog System
Receiver: 60X36x30mm
Transmitter: 120X90x30mm(Without Antenna)
Model: Electric Dog Fence
Transmitter Working time: About 20 Hours(Full Of Power)
Charging by: DC 5V
Package size: 26.5X14.5X5.5Cm
Range: 250M
Collar Max. Circumference: 70Cm
Color: Black(Transmitter), White(Receiver)

Package Included:
1x Transmitter (Built-in rechargeable lithium battery)
1 or 2x Collar Receiver (Built-in rechargeable lithium battery)
1x Test Light Tool
1x Power plug
1x Cable
1x Hang strap
4 pair metal contact points
1 x User's Manual