Requires 4 AA batteries, included. Keypad stays lit for 5 seconds after inactivity.Expanding your security system solution with Home Connect technology, your keyless entry lock will now communicate wirelessly to security and home automation systems via Z-Wave. 30 second Auto-Locking feature available. The item "Kwikset 916 TRL-ZW SmartCode Touchscreen Electronic Deadbolt dark bronze smart" is in sale since Tuesday, January 12, 2021. This item is in the category "Home & Garden\Home Improvement\Building & Hardware\Doors & Door Hardware\Door Locks & Lock Mechanisms". The seller is "usagardenshop" and is located in Marietta, Georgia. This item can be shipped worldwide.