expired Schlage Camelot Keypad Deadbolt USD $79.99+ $20 Shipping @ Amazon
This was posted 9 months 20 days ago, and might be an out-dated deal
Digital deadbolt for 100 bucks, and Schlage is fairly well known brand in the Lock world.
The price is also at a record low according to Camel
http://camelcamelcamel.com/Schlage-BE365VCAM619-Camelot-Keyp...
Also as a comparsion although its not the exact same lock (got additional lever)
http://www.masters.com.au/product/900038546/schlage-keyless-...
retails at $288 @ Masters
Some specs
http://consumer.schlage.com/Products/pages/ProductDetails.as...
http://consumer.schlage.com/Project%20Documents/P515-858.pdf
35mm to 44mm doors, 60mm-70mm backset
Comments (Closed)

http://www.amazon.com/Schlage-FE595VCAM619ACC-Camelot-Keypad... does look nicer

that one doesn't ship direct to Australia though…
though this one does (from a quick look)
http://www.amazon.com/Schlage-FE575-PLY-619-ACC/dp/B00486U3T...

Check the Amazon site:
Product Specifications
Part Number: BE365VCAM619
Color: Satin Nickel
Voltage: 9.00
Item Package Quantity: 1
Batteries Included? Yes
Batteries Required? Yes
Item Dimensions
Weight: 5.3 Pounds
Length: 4.25 inches
Width: 3.25 inches
Height: 5.50 inches
garratt torlesse on 31/07/2012 - 18:50 ¶http://consumer.schlage.com/Products/pages/ProductDetails.as...
http://consumer.schlage.com/Project%20Documents/P515-858.pdf35mm to 44mm doors, 60mm-70mm backset
fairly standard sizes for residential products
and by screen door, I am assuming you mean those aluminium security doors? Then the thickness for those would be in the 20-30mm range, not enough to fit the latch.
also from memory, Samsung ones costs about 300-400 bucks?


40
something I have been thinking about looking into for a while… but never have would love to hear others thoughts on this item and on keypad locks in general.