Life Smart LS1002THD13 Owner's Manual page 16

5. Setting Electro Lock
The Electro Lock can help avoid the heater from being accidentally engaged by children. The locking mechanism can be set
in both the display ON and OFF modes.
And
And
Press Temp Up and Temp Down buttons at the same time for 3
seconds. Locking is complete when you hear a beep. When locked,
the functions of the control panel and remote will be locked for
use.
When you need to unlock it, press Temp Up and Temp Down
buttons at the same time for 3 seconds. You will hear a beep. The
control panel and remote control will become functional again.
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