I'd heave a brick through the window and wait up the road. No police response or nosey neighbor then I know I have plenty of time to get what I want. I know the sheriff or police are a long way away. Hoody and gloves on so who cares about your cameras. Get in through the door or attached garage...
Looks a bit like a Jun-Air 3-4 motor but I could be wrong. Have a look at the Jun-Air site and you will see something similar if not identical
[URL="http://www.jun-air.com/product_detail.aspx?ProductID=627&ProductTypeID=50"]
Most likely a dental/lab compressor. And, yes, compressors for this...