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Would you like to add powerful and easy-to-use Bluetooth Low Energy to your wearable FLORA project? Heck yeah! With BLE now included in modern smart phones and tablets, its fun to add wireless connectivity. So what you really need is the new Adafruit Flora Bluefruit LE! The Flora Bluefruit LE makes it easy to add Bluetooth Low Energy connectivity to your Flora. Sew 4 traces (or solder 4 wires) and BooM! Bluetooth Low Energy!
The SI1145 is a new sensor from SiLabs with a calibrated light sensing element that can calculate UV Index based on visible/IR light. It's a digital sensor that works over I2C so just about any microcontroller can use it. The sensor also has visible and IR sensing elements so you can measure just about any kind of light