Factory only available from Airstar Supply , the ONLY Approved Zebra Instruments Vendor ZebraStat performs immediate continuity checks on up to six circuits at a time ZebraStat acts as a remote control, saving you steps from attic, roof, or basement ZebraStat reports signal levels on control lines - visually displaying them ZebraStat monitors voltage levels, displaying it as OK - Questionable - or Low. ZebraStat will act as an automatically-resetting circuit breaker, temporarily replacing a system fuse while looking for ‘shorted’ lines or components