A high output 10,000 volts electric fencer.
In very clean condition and working order.
The CLOS 1800 is an electric fencer operating on 230 V mains. They cost £123 new and are a good quality unit.
Powerful, it is used for cows, horses, dogs, animals easy to keep in.
The "low impedance" type technology used allows the fence to remain efficient even in case of leakage (grass
touching the fence, broken insulators, etc...)