Sensor Hardware To Order

Quantity Description URL Cost per unit Total

2 Arduino Uno Dev kits http://www.adafruit.com/products/193 $49.50 $99.00

8 Attiny85 Microprocessors http://www.digikey.com/product-detail/en/ATTINY85-20PU/ATTINY85-20PU-ND/735469?WT.mc_id=PLA_735469&gclid=CN-guanNnrYCFcdAMgod3mAAZg $1.29 $10.32

8 breadboard power supply http://www.adafruit.com/products/184 $15.00 $120.00

4 Triple Axis Magnetometer - HMC5883 Breakout https://www.sparkfun.com/products/10426 $15.95 $63.80

4 Lithium Ion Polymer Battery http://www.adafruit.com/products/328 $22.50 $90.00

2 LiPO USB charger http://www.adafruit.com/products/259 $12.50 $25.00

1 Xbee Pro wireless transmitters http://www.adafruit.com/products/964 $37.99 $37.99

4 Waterproof puck enclosure (custom) various sources $50.00 $200.00

1 FTDI USB cable http://www.adafruit.com/products/70 $20.00 $20.00

4 NCP1402-5V Step-Up Breakout https://www.sparkfun.com/products/10968 $5.95 $23.80

1 Shipping various sources $65 $65.00

	Total		 $754.91