Can be installed with a power tool. Zareba Electric Fence Duralator-Wood Post Self-Drilling Insulator is a large self drilling, screw-in insulator for wood posts. Strong as steel, more durable than porcelain.
Display to show low battery condition.Innovative micro-computer technology. Gallagher Pro Digital Volt Meter helps trace fence line shorts and faults. Displays fence voltage in 100V increments under 10kV.