Introduction
The iulock Smart Door Knob (Model IU-30) provides a secure and convenient keyless entry solution for your home or office. This electronic door knob combines robust security features with user-friendly programming and a stylish design. It is built to withstand various environmental conditions and offers multiple access options for enhanced control.

Overview of the iulock Smart Door Knob highlighting its key features and design.
What's in the Box
Upon unboxing your iulock Smart Door Knob, you will find the following components:
- IU-30 Door Lock (1 set)
- Keys (2 pcs)
- Strike Plate (1 pc)
- Plastic Box (1 pc)
- Screw Set (various sizes)
- User Manual (1 pc)
- Rubber Grip (2 pcs)
- Rubber Seal (2 pcs)

All components included in the iulock Smart Door Knob package.
Unboxing Video
Official unboxing video demonstrating the contents of the IU-30 Smart Door Knob package.
Installation Guide
Installing the iulock Smart Door Knob is a straightforward process, typically requiring only a screwdriver. Follow these steps for a successful setup:
- Prepare the Door: Ensure your door meets the thickness requirements of 1-3/8" to 2-1/2". The adjustable latch supports backsets of 2-3/8" or 2-3/4".
- Install the Latch: Insert the latch into the door edge and secure it with screws. Ensure it operates smoothly.
- Install the Outside Knob: Feed the power cable from the outside knob through the door hole. Make sure the 'THIS SIDE UP' marking on the spindle is facing upwards. Attach the rosette rubber seal to protect your door.
- Install the Inside Knob: Connect the power cable from the outside knob to the inside knob's battery compartment. Insert 4 AAA batteries (not included). Align the inside knob with the spindle and secure it.
- Install the Cover: Place the interior cover over the inside knob and secure it.

Door dimensions and adjustable latch for proper fit.

Simplified installation steps for the IU-30 Smart Door Knob.
Installation Video Guide
Official video guide detailing the installation process for the IU-30 Smart Door Knob.
Programming and Operating
The IU-30 Smart Door Knob offers various programming options for personalized access and control. Refer to the user manual for detailed instructions on each function.
Key Features:
- Master Passcode: Set a primary code for full control over the lock's settings.
- User Passcodes: Assign up to 50 unique 1-15 digit codes for family members or authorized personnel.
- Passage Mode: Activate this mode when you don't want the door to lock automatically, allowing free entry and exit.
- Silent Mode: Disable the keypad's sound feedback for quiet operation.
- Auto-Lock: Program the lock to automatically re-lock after a set period of time for added security.
- Anti-Peeping User Code Protection: Enter random digits before or after your actual code to prevent others from guessing it.
Programming Guide Video
Official video demonstrating quick programming steps for the IU-30 Smart Door Knob, including adding user codes and changing settings.
Product Features
- Keyless Entry & Stylish: Assigns up to 50 customizable 1-15 digit codes. Features a perfect size knob with detachable silicone grip and ergonomic design for modern residential and commercial doors.
- Premium Security & Durable: Heavy-duty design with sturdy metal construction and plating finish. Solid lock cylinder with 2 keys provides protection against burglary.
- Feature-rich & Smart: Keypad with clear numbers and soft backlight for day or night operation. Includes passage mode, silent mode, and low battery alarm. Powered by 4 AAA batteries with 18 months life and USB-C backup.
- Fits Most Doors: Compatible with 1-3/8" to 2-1/2" thickness doors, with a 2-3/8" or 2-3/4" adjustable latch. Options for rosette rubber seal suitable for various door types (screen, wooden, metal).
- Reliable & Weather Resistant: IP65 weather resistance ensures reliable operation in extreme environments (-22F to 176F, rain and sun).

50 User Codes

Auto-Lock Programmable

Passage Mode

Silent Mode

18 Months Battery Life

Compatible with Metal Doors

Compatible with Wooden Doors
Maintenance
To ensure the longevity and optimal performance of your iulock Smart Door Knob, regular maintenance is recommended:
- Battery Replacement: The lock requires 4 AAA batteries. A low battery alarm will indicate when replacement is needed. For backup, a USB-C port is available.
- Cleaning: Wipe the keypad and knob surfaces with a soft, damp cloth. Avoid abrasive cleaners or solvents that could damage the finish or electronic components.
- Rubber Grip: The detachable silicone grip can be removed for cleaning or replacement if needed.
Troubleshooting
If you encounter any issues with your iulock Smart Door Knob, consider the following common solutions:
- Keypad Unresponsive: Check battery levels. If batteries are low, replace them or use the USB-C backup.
- Code Not Working: Ensure you are entering the correct master or user code. Verify that the lock is not in silent mode if you expect audible feedback.
- Auto-Lock Malfunction: Check the auto-lock settings in your programming. Ensure it is enabled and the delay time is set correctly.
- Factory Reset: If persistent issues occur, refer to your user manual for instructions on how to perform a factory reset. This will clear all user codes and restore default settings.
- Physical Obstruction: Ensure there are no physical obstructions preventing the latch from extending or retracting fully.
Specifications
| Brand | iulock |
| Model Name | IU-30 |
| Color | Stain Nickel |
| Lock Type | Keypad |
| Material | Metal, Rubber |
| Item Dimensions L x W x H | 7 x 4.5 x 3.1 inches |
| Item Weight | 2.29 pounds |
| Power Source | 4 AAA batteries required (not included) |
| Operating Temperature | -22F to 176F |
| Waterproof Rating | IP65 |
Warranty and Support
The iulock Smart Door Knob comes with a Lifetime Limited Mechanical and Finish Warranty and a 1-Year Limited Electronics Warranty. This warranty covers defects in material and workmanship for the original consumer user as long as they occupy the residential premises where the product was originally installed.
For specific warranty details, limitations, or to access 7x24 efficient service, please visit the official iulock website:





