Bluefruit LE Friend - Bluetooth Low Energy (BLE 4.0) - nRF51822 Capacitive Touchscreen Note that the FONA Feather

Note that the FONA Feather uses both VBat and 3

The kit comes with a 2B pencil

We suggest our 2A regulated 5V adapter and then connecting a 2

Because they have a genuine JST connector

The Useless Machine is a gizmo that turns itself off when you switch it on

Bluefruit LE Friend - Bluetooth Low Energy (BLE 4.0) - nRF51822 Capacitive Touchscreen Note that the FONA FeatherThe Bluefruit LE Friend is your new BLE BFF! This USB to BLE board makes it easy to get your computer talking to your BLE enabled phone or tablet using a standard serial UART connection. In it's simplest form, it works on the same principle as a common USB Serial adapter (the FTDI Friend, for example!). Any data that you enter via your favorite terminal emulator on your development machine will be transferred over the air to the connected phone or