THINK SOGOOD Electronic Door Lock Keypad Keyless Smartcode Digital Home Security Lock

Amazon.com Price: $99.99 (as of 02/06/2019 12:12 PST- Details) & FREE Shipping.

4 ways to open: Passwords(up to 56), RFID Cards(up to 56), Remote Controls(up to 5), Mechanical Keys.(Code Length: 4-8 digits, the factory default is 6). 4 digits or 6 digits can be added or switched at random. Package Include:[1 X lock, 1 X remote, 2 X mechanical keys, 2 X rfid cards]
Reversible lever: Lever is reversible to fit both left-handed and right-handed door. Default for right-handed door, but you can switch the lever for left-handed door with a small tool. If need more cards(ASIN: B07882JPH9) or remotes(ASIN: B07881DLC2), also can be matched.
Low power reminder: 4 AA alkaline batteries can last about 10 months. When the power is less than 4.8V, there will be an alarm. If the power is off, the mechanical key can always unlock. As well as a Anti-peeking function, you can add random code before your real code to prevent others from peeking your code.