If your Sync Module has gone offline, you can press the reset button to place your Sync Module back in setup mode.
Sync Module 2
The Sync Module 2 has a physical reset button located at the back of the device (#3 below). Pressing the reset button takes your Sync Module offline until you re-add it.
Helpful Tip: Use a fingernail or small object to press the reset button until you feel a slight click.
You can reset your Sync Module by the following methods:
Power cycle the Sync Module
If you are having any issues with your Sync Module, unplug the power cord from the back of the unit for 10 seconds and then plug it back in. The device will reboot and reconnect and display a solid blue and solid green light or solid blue and blinking green when ready for setup.
Press the reset button for 5 seconds
If power cycling your Sync Module does not bring it back online, try a reset. Use a small object or fingernail to press the reset button for 5 seconds. You will see a red light flash. After 15 seconds, a blinking blue light and solid green light display on the front of the Sync Module. The Sync Module is now ready to be added through the Blink app.
Sync Module (1st Gen)
The reset button for the Sync Module (1st Gen) is located next to the USB port. To push the button, you will need to place a small thin object (like a paperclip or a toothpick) within this recessed hole until you feel a click.
Contact Customer Service if these steps do not help.