elsewhere $375 plus GST, see http://www.sopersmac.co.nz/products/view_product.php?prod_id=4855

Experience the freedom of keyless convenience. No more hiding keys under the doormat. No more losing, forgetting, or making extra keys time and time again. Step up to a more secure and flexible solution with a Schlage Residential Keypad Lock. Install a new keypad lock yourself--with nothing more than a screwdriver. You're free to add, change, or delete user codes in just seconds--and to come and go as you please. Keypad locks are ideal for exterior, side, or garage entry doors.

Schlage has built a legacy of providing the highest level of security to homes and businesses. Install a Schlage and you install nearly a century of total dedication to security, quality, and innovation

Schlage Residential Keypad Lock Features and Benefits

• Provides the convenience of keyless access; customizable to fit your security needs
• Innovative turn lock feature allows you to lock and leave without a key
• 19 user code capacity with 10,000 user code combinations to choose from
• Ideal for front doors, garage entry doors, and side and back doors
• Easily replace most existing handles or knobs with a screwdriver in about 30 minutes
• No programming required; preset with two user codes so it's ready to use right out of the box
• ANSI/BHMA grade 2 certified
• Fits standard door preparations
• Battery operated with over 3 year battery life