The diagnostic plug is used for testing your CEE outlet, before connecting sensitive and expensive equipment making sure the electrical wiring is done correctly. The bright and easy to read LED display gives you quick information about Rotation of the phases and working Neutral and PE. The product comes in 2 different sizes, for 16A and 32A, but can also be delivered with an 63A adapter set.
NB!: This product is not intended for permanent installation.