Di-Log-Proving-Unit-Voltage-Tester-Kit-DLPK2-Di-Log-DLPK2-This-Dilog-DLPK2-Safety-Kit-contains-a-Combivolt-2-Voltage-tester-with-digital-&-LED-Display-&-a-PU260-proving-unit-in-a-carry-case-The-PU260-battery-powered-proving-unit-produces-690-Volts-DC-to-enable-contact-type-voltage-indicators-to-checked-The-Di-Log-Combivolt-2-Voltage-&-Continuity-tester-can-detect-AC-&-DC-voltages-upto-690V-AC-&-DCDi-Log-Proving-Unit-Voltage-Tester-Kit-DLPK2