Our diagnostic plug will need the supply socket to be correctly earthed in order to work as designed.
It will not show you if the blue neutral wire is missing / disconnected from the supply socket, or when your tea is on the table!
HAPPY-PLUG is NOT waterproof.
Store in a dry environment.
Do not use with wet hands or if the plug is wet. as this may cause an electric shock.
Do not immerse in water.
HAPPY-PLUG will not work as designed if the socket is not properly earthed.
The plug has been factory sealed. No user serviceable parts inside the plug.
Do not tamper with the pontoon or campsite power supply for your own safety. Seek professional help.