Bosch Plug AA Instruction Manual page 13

Ensure the smart plug is
not damaged do not plug
into socket if the casing
is damaged in any way.
24
▶ Connect the plug to an accessible,
grounded wall socket. In the event
of danger, pull the device out of the
mains socket.
▶ Do not insert plugs in a row. ▶ Do not use plugs in multiple socket
outlets or with extension leads.
25