This bundle contains the instructions, application, and factory firmware files necessary to update the ACR1255U-J1 or FloBLE Plus to factory settings. The ACR1255U-J1 or FloBLE Plus is a Bluetooth mobile accessory that reads NFC tags. For devices that have been bricked (showing both LEDs solid on power up), this tool may provide some help but it’s not guaranteed. For further info, post questions on the Forums. *NOTE: These tools only work with Windows 7 or XP. If you don’t have access to a machine with these OS versions, it’s possible to run them in Virtual Box.