Adafruit Bluefruit LE nRF8001

Bluefruit LE is a complete module for Bluetooth Low Energy. It's based on Nordic Semiconductor nRF8001, and provides an easy way to make connections between mobile devices and micro controllers. The module acts as a generic UART module and can send and transmit data with up to 10m range! To use the module, a microcontroller with SPI (such as Arduino) is required.

* Dimensions: 29 x 28 x 1mm
* Weight: 1.8g