The Mark 8, low impedance fencer gives you the stock holding power that you have always wanted. Shocks right through wet weeds or brush and over extremely dry ground. It features Parmak`s exclusive built-in digital performance meter that tells you the exact condition of the fence. It is 100% solid state, with all new low impedance, uni-junction circuitry and no moving parts. It also features new color coded fence and ground terminals; Red to the fence and Black to ground. The Mark 8 operates for less than 7 cents a month at 7 cents per kwh. It has fuse protection, with new built-in lightning arresters. For single or multi-wire high tensile fence it features: advanced built-in computer controlled circuitry; digital meter shows voltage on fence; low Impedance; designed for medium pastures; ideal for livestock or predator control; charges up to 30 miles of fence – 4.9 Joules*; indoor installation; UL listed (US & Canada).