When you reply to a question, direct your answer to both the questioner and other members of the audience. Try to keep your responses as focused as possible. This will help keep them brief and preserve space for other questions.
Four Pack Dog Fence Batteries for Invisible Fence R21 or R51 Receiver Collars. eBay determines this price through a machine learned model of the product's sale prices within the last 90 days. eBay determines trending price through a machine learned model of the productâs sale prices within the last 90 days.
Costs. An invisible fence kit comes with an electronic collar, wire to cover a set amount of yard, a transformer to charge the perimeter wire, and batteries for the electronic collar, also called a receiver.In 2010, a basic kit such as this will cost between $75 and $170 dollars.Extra receivers cost approximately $55.osts. An invisible fence kit comes with an electronic collar, wire to cover a set amount of yard, a transformer to charge the perimeter wire, and batteries for the electronic collar, also called a receiver.