Zareba DEFT-1

Features:
·Accurately determines voltage on the fence
·Measures up to 9,900 volts (9.9 kv)
·Durable plastic case has self-contained ground probe
·Provides accurate readings on polytape as well as polywire and steel wire fences
·Long life from 9-volt battery (included)
·Auto On/Off when testing fence or fence controlling
·Simple , one touch operation