The blackguard b 16 is a high impact 9 volt battery the device delivers high power with low energy consumption the plastic housing is robust and impact resistant it has an integrated display for fence and battery control which is ideally suited for small and medium cattle and horse grazing without fouling the electric fence is suitable for horses bovine pigs sheep technical specifications power source 9 volts zaunk cable length approx 1 m no load voltage in volts 7 000 vo