Flexibility: Schuko plug with flexible cable facilitates access to hard-to-reach places LED display: The socket tester Simplifies your work by determining faults using the LED display MAssE: 9.0 x 7.5 cm Multifunctional: For checking and detecting faults in Schuko sockets, cable drums and extension cables Measuring category: CAT II up to 300 V Has the socket been connected correctly? The socket tester from Wiha makes it easy to check earthed sockets for correct wiring. Errors are clearly signalled by an LED display and assigned to the cause of the error. Thanks to a flexible cable on the Schuko plug, the socket tester from Wiha can also be used in cramped working situations and enables easy reading of the measurement results at any time. According to the measurement category CAT II up to 300 V, the socket tester from Wiha offers maximum safety when working on circuits. EN 61010-1 (DIN VDE 0411-1). IP 40. CE certified.