Inkbird IBT-2X Manual page 4

Install the probes
The device will keep scanning the sockets when its power is
switched on, the Probe Indicators will blink one by one from 1 to 2
where probes are plugged in.
Then insert the probes into the food, make sure the front tip of the
probe is in the center of the food to get accurate temperature.
Pair with your phone
Press and hold the power button on the
device for 3 seconds to power it on.
Keep the bluetooth switch of your phone on.
Launch the app, and follow the instructions
in the app to pair and activate the device.
4
Connected successfully.
Once paired the device with your phone, you don't need to do it
again, unless you change to other phones.
Probe 2
Probe 1
1
2
Bluetooth Indicator
No Icon
Icon Blinking
Icon Fixed