🔒[Flexible Security Settings]Set a 4-7 digit numeric password (letters/numbers) for secure access. No need to press keys in sequence-simply press the "C" key first, then enter your password. We recommend using a 7-digit password for maximum security. 🔒[Manual Locking Tongue - Safe and Reliable]This mechanical keyless lock requires manual locking/unlocking for complete security control. Unlike automatic locks, you can choose when to engage -duty locking tongue to you're not accidentally locked out. 🔒[Convenient Single-Sided Keypad]No need to enter a password from the inside-simply turn the handle for easy entry and exit. Ideal for high-traffic areas (such as offices and warehouses) for frequent access. 🔒[Please Check Door Spacing Before Purchasing]Only suitable for doors with a spacing of 60 mm (2.36 inches) (not compatible with 70 mm/2.75 inch doors). The adjustable handle is suitable for left- or right-opening doors (thickness 35 mm to 50 mm). Not suitable for glass doors. 🔒[Access Mode - Temporary Free Access]Switching to Access Mode disables the keyboard, allowing keyless entry without a password - perfect for parties or moving items. Switch back to Secure Mode when, Manufacturer: Tuidzljd