Moduł Bluetooth Low Energy

You can now utilize Bluetooth 4.0 Low Energy (BLE) technology easily in your project with our BLE Mini. BLE Mini requires only a serial port for communication so it supports all major development platforms that have UART interface including Arduino, Raspberry Pi, Netduino, BeagleBone etc.

In addition, we provide you with access to all Ti’s CC2540 I/O pins and the ability to upload firmware via USB, making the BLE Mini an ideal development/protoyping board for your BLE project/accessory/Appcessory.

Features:

• Dimension- 39mm x 18.5mm
• Powering options - 3.4V to 11V VIN / 5V USB / Coin Cell Battery / 3.7V Li-ion Battery
• On-board programmable components - 512Kb EEPROM, 2 LEDs (Blue & Green), Push Button
• Accessories included - Coin Cell Battery holder & 3 connectors

More info at RedBear website

CAUTION Don’t connect two power sources at the same time, you can damage module.