Professional-grade electrical installation tester designed for electricians and technicians who need fast, accurate testing for electrical systems. This multi-function tester measures loop impedance, RCD trip current and time, voltage and frequency, making it essential for electrical inspection, fault finding, and safety testing. Built with durable rubberised casing and a clear backlit display, designed for reliable use on site. Features internal memory storage to save and review test results when needed. Key Features RCD testing (trip time & current) Loop impedance testing Voltage and frequency measurement Large backlit LCD display Stores up to 1000 sets of test data Durable protective casing for site use User-friendly interface Ideal for electrical installation testing and diagnostics Package Includes Tester unit Test leads and probes Carry case User manual Condition: Brand new, unused.