DO NOT IGNORE THESE 2 TOOLS If you don't want to get hurt

Get used to watching it completely so you don't fail to understand.
ELCB is very important for goods that use AC power, especially for electric water heaters.
And make sure the power socket has ground [Ground]
whether the elcb test is still affective or not, can be seen in this video
• Cara Tes ELCB Water He...
------------------------------------
Don't forget to participate to support this channel by doing SUBSCRIBE
Thank you for those who have done SUB, you are very generous, we are ready to provide knowledge according to our ability.
Greetings, Ainin JES