Dog Parking Product based on Raspberry Pi ( B+) [Year 2015] and RFID RC522 with 12V electromechanical lock and cloud.
Member buys a subscription at per minute, she gets an RFID key a card or a key-chain format .
In city where-ever she finds a dog parker unit, she can open the lock with RFID key.
The lock will open if there is funds in online account of hers. After she is done with shopping and takes dog out, the $ balance in online and local cache is updated.
The database is synchronised between cloud and local so that in case of internet connectivity loss it still works
This is the Actual Electronics on Table -Photo of under-development stage
3.3V , 5V ,12 V power supply with 12V relay board to operate a FAN and LOCK with 7 sec max pulse originating at gpio and DS18b2 to monitor