Package Included

- 1 x APDS-9930 Proximity Sensor Approaching and Non Contact Proximity Module

Description:

- ALS, IR LED and Proximity Detector in an Optical Module 
- Ambient Light Sensing (ALS)
- Approximates Human Eye Response
- Programmable Interrupt Function with Upper and Lower Threshold
- Up to 16-Bit Resolution
- High Sensitivity Operates Behind Darkened Glass
- Low Lux Performance at 0.01 lux
- Proximity Detection
- Fully Calibrated to 100 mm Detection 
- Integrated IR LED and Synchronous LED Driver
- Programmable Wait Timer
- Programmable from 2.7 ms to > 8 sec
- I2C Interface Compatible
- Up to 400 kHz (I2C Fast-Mode)
- Dedicated Interrupt Pin

Applications:
- Cell Phone Backlight Dimming
- Cell Phone Touch-screen Disable
- Notebook/Monitor Security
- Automatic Speakerphone Enable
- Automatic Menu Pop-up
- Digital Camera Eye Sensor

Reference

http://www.arduinolearning.com/code/arduino-apds-9930-sensor-example.php