So I logged into adafruit and seeedstudio and found some of the invoices for some of the stuff.
From InvoicesArduino UNO R3 - $29.95
Arduino Ethernet Shield - $45.00
Grove Water Sensor - $2.90 each x 4 = $11.60
Grove Button - $1.90 each x 4 = $7.60
Grove OLED 1.12" - $14.90
6V Mini Water Pump - $6.90
9 VDC 1a Power adapter - $6.95
9V Battery Holder - $3.95
From Current Price on SitesGrove Shield - $9.95
Grove OLED 0.96" - $14.90
2 line 16 character LCD Display - $8.90
Temp Sensor with steel head - $1.50 each x 2 = $3.00
Grove Terminal Adapters - $2.90 each x 2 = $5.80
Grove Relay - $2.90
Grove Light Sensor - $2.90 each x 3 = $8.70
Grove GPS Module - $29.90
That is $210.90 and that does not include everything or tax and shipping.
I think the total I spent was approximately $250-$275.
The price that I used was for $175 USD at the time.
BTC / USD has increased so I will decrease the price accordingly 0.28
BTCBut go ahead and make an offer.