iuknob Double-Sided Keypad Door Knob | Dual Cylinders, Keyless Entry Lock for Outdoor & Indoor Doors

Overview

The iuknob IU-32 Two-Way Security Double-Sided Keypad Door Lock combines durable design with practical entry control for modern homes and workplaces. With keypads and cylinders on both sides and identical keys, it supports secure access from inside or outside while standing up to all-weather use.

Why choose this model

Access needs vary daily—from family members and service personnel to guests and neighbors. This lock accommodates those scenarios with multiple codes per side, temporary access options, and flexible locking schedules. The backlit keypad ensures easy operation after dusk, and the anti-peeping feature helps protect codes in busy environments without sacrificing convenience.

• Two-way security: keypads and cylinders on both sides with identical keys for versatile control on entrances, gates, fences, and interior doors.
• 50 codes per keypad: ample unique codes for household members, guests, and staff; codes can be managed individually.
• Backlit keypad: easy visibility in low light for safe, everyday use.
• Anti-peeping protection: enter up to 40 random digits around your code for added privacy.

Smart features and customization

Tailor the lock to your routine. Choose automatic or manual locking and bi-directional or uni-directional control. Set auto-lock timing from 2 seconds to 12 hours after closing, or opt to keep the door unlocked during busy periods. When the sync option is enabled, changes made on one side automatically appear on the other, saving time and preventing discrepancies.

• Password synchronization: cross-side updates occur automatically when syncing is active.
• Temporary access and management: issue time-limited codes with defined validity and usage limits.
• Emergency power and charging: Type-C USB port provides a backup power option for quick maintenance.

Durability, weather resistance, and specs

Crafted from high-quality zinc alloy with an electroplated finish, this lock combines sturdy construction with a refined look. It carries an IPX6 waterproof rating and operates across a wide temperature range from -22°F to +176°F, making it suitable for both outdoors and indoors.

• Door compatibility: fits metal or wooden doors from 1-3/8 in to 2-3/4 in thick, with adjustable latches (2-3/8 in or 2-3/4 in).
• Power and maintenance: low power consumption, four fresh AAA batteries typically last over a year; silent mode is available.
• Security and support: two solid lock cylinders, backup keys, 1-year warranty, and lifetime online support.

Practical use cases

Ideal for gardens, gates, pool access, community entrances, libraries, offices, or any area requiring secure, bi-directional entry control. The lock’s versatility supports both residential and commercial settings, offering flexible options to fit daily routines.