2,023 square metres of Circular Coverage – The adjustable circular range allows up to 2,023 square metres of coverage from the placement of the portable indoor transmitterNo Wire to Bury – A wireless boundary allows you to create a safe barrier around your garden to protect your pets without the time or hassle of burying wires5 Levels of Stimulation – The system features 5 levels of static stimulation plus a tone-only modeSimple Set-Up – With no wire, the wireless fence sets up in just 1-2 hours; this portable system is terrific for camping and more