Auto Power Off Function - Inkbird IRF-4S Manual

battery symbol flashes, the current temperature
displays "Lo", all functions are turned off, and the
user is warned that the transmitter cannot be used
normally until the product is charged .
When the receiver receives a low power alarm from
the transmitter , indicates that battery power
only has 1 bar left at the transmitter. When the
receiver battery symbol flashes, the temperature
screen shows"Lo" , all functions are turned off, and
the user is warned that the receiver cannot be used
normally until the product is charged
Regardless of the transmitter or the receiver, as
long as they are charged by USB port, the charging
indicator lights will be on, and the charging
symbol of the LCD will be on too, and the power
symbol shows the corresponding power. When fully
charged, the full indicator light will be on. The
product can also be used during the charging
process.
8
. Auto Power Off Func-
tion
If there is no data received from the transmitter for
more than 30 minutes, buzzer will alarm with a
beep sound in every two seconds, and then
alarming will automatically turn off after one
minute and close all the functions. When in
alarming, press any button to stop the beep and
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