Yamiry Keypad Smart Door Knob Lock — Keyless Entry Digital Lock, Backlit Keypad & Mechanical Key Backup (Black)

The Yamiry Keypad Smart Door Knob Lock is a keyless digital door knob with a backlit keypad, aluminum-alloy construction, and programmable codes for secure, convenient entry.

Designed to replace a traditional knob in minutes, this Yamiry lock combines a robust metal build with a weather-resistant keypad and flexible access options. It supports 4–8 digit user codes, stores up to 20 unique codes for household members, and includes a one-time guest code feature. A mechanical key backup and adjustable auto-locking make it a practical upgrade for entry doors where ease and security matter.

How does the Yamiry keypad lock improve daily access?

This smart knob removes the need to fumble for keys while keeping key backup available. The backlit numeric pad makes code entry simple in low light, and the lock remembers multiple user codes so each family member can have their own PIN.

• Enter 4–8 digit personal codes for everyday access.
• Backlit keypad for clear nighttime use.
• Mechanical key override included for emergencies.
• Stores up to 20 unique user codes plus one-time access codes.

What security features does this digital door knob provide?

Yamiry combines physical strength with anti-tamper and status features so you can monitor basic security conditions at a glance. The aluminum alloy housing resists forceful entry attempts, and the unit reports low battery to prevent unexpected lockouts.

• Durable aluminum-alloy construction for improved resistance.
• Anti-prying user-code protection to reduce guessing risks.
• Low-battery indicator warns before power fails.
• Weather-resistant rating (IP54) for outdoor-facing doors.

How easy is installation and everyday setup?

Installation is straightforward and designed for DIY replacement of a standard door knob using only a screwdriver. Programming codes and toggling the auto-lock timer are done on the keypad with clear steps, so setup typically takes only minutes.

• Fits standard doors and installs in under 15 minutes with basic tools.
• Program 4–8 digit codes on the unit without extra apps or hubs.
• Set auto-lock from 5 to 99 seconds or disable auto-lock entirely.
• Option to create one-time codes for visitors or service providers.

What after-sale support and guarantees come with the lock?

Yamiry backs the product with a satisfaction policy and product coverage so you can buy with confidence. If any issues arise, the company offers a clear return window and ongoing support for product questions or troubleshooting.

• 30-day money-back guarantee if you’re not satisfied.
• 1-year product warranty for defects.
• Lifetime after-sales support for setup and maintenance questions.

Who is this for: The Yamiry Keypad Smart Door Knob Lock is ideal for homeowners, renters with landlord permission, and small businesses seeking a simple keyless upgrade. It suits anyone who wants multiple programmable user codes, a weather-resistant exterior option, and a quick DIY installation without relying on additional smart-home hubs.

Features summary:

• Security Lock: Aluminum alloy construction, backlit keypad, low battery indicator, anti-prying code protection, IP54 weather resistance.
• Easy to Use: Installable in under 15 minutes with a screwdriver; 4–8 digit codes are simple to program.
• Code Entry: Supports 20 user codes and one-time guest codes; includes duplicable mechanical key backup.
• Auto Locking: Adjustable auto-lock from 5–99 seconds or option to disable auto-lock.
• Satisfactory Service: 30-day money-back policy, 1-year coverage, lifetime after-sales support.