Quantity   Component name
1 × Raspberry Pi 2 Model B My end CPU board
1 × Raspberry Pi Model B+ Mother-in-law end CPU board
2 × 110-240v to 5v 15w Switchmode PSU $7 from ebay (ea)
2 × 2.4GHz Yagi antenna $20 from ebay (ea)
2 × TP-Link 150Mbps 2.4GHz WiFi USB Dongle With external SMA connector for antennas
2 × 200mm x 315mm IP65 ABS enclosures From an electrician friend, $50 (ea)
2 × 1TB 3.5" USB HDD Scored free from work when replaced with larger capacity
2 × Custom PSU ripple filter board To filter the switchmode ripple from a cheap PSU
1 × Custom Pi 2 header breakout board For connecting a Dallas 1-Wire temperature sensor
1 × 2 meter LAN cable
1 × 10 meter LAN cable
1 × 2 meter mains extension cord
1 × 10 meter mains extension cord
1 × TP-Link 300Mbps WiFi Access Point For mother-in-law's house
6 × Waterproof Cable Glands
1 × uBlox 6M GPS Module
1 × TinyRTC Real Time Clock Module
1 × BMP085 Barometric Pressure Sensor Module
1 × PVC Junction Box