Elemake Combo Door Lock Keyless Entry Keypad Mechanical BlackModel: MKS004 L Elemake Mechanical Door Lock with Handle, Left Handed Keyless Entry Door Lock with Keypad, Combination Door Lever Lock Not Deadbolt Description1. Easy to install, With installation instructions. 2. No batteries required. Stainless Steel 304 mechanical door lock3. Safe, durable, hand held, humanized4. Does not lock automatically. Feature 1. The lock will stay unlocked until the handle is lifted up. once unlocked you can come and go as