---
product_id: 88024632
title: "Signstek Keyless Entry Door Lock with Handle, Digital Keypad Door Knob, Smart Electronic Lock with Code, Touchscreen, Auto-Locking, Matte Black"
brand: "signstek"
price: "16400 kr"
currency: ISK
in_stock: true
url: https://www.desertcart.is/products/88024632-signstek-keyless-entry-door-lock-with-handle-digital-keypad-door
store_origin: IS
region: Iceland
---

# Interchangeable door handle Anti-peep password tech Blue backlit touchscreen Signstek Keyless Entry Door Lock with Handle, Digital Keypad Door Knob, Smart Electronic Lock with Code, Touchscreen, Auto-Locking, Matte Black

**Brand:** signstek
**Price:** 16400 kr
**Availability:** ✅ In Stock

## Summary

> 🔐 Unlock the future of home security with style and smarts!

## Quick Answers

- **What is this?** Signstek Keyless Entry Door Lock with Handle, Digital Keypad Door Knob, Smart Electronic Lock with Code, Touchscreen, Auto-Locking, Matte Black by signstek
- **How much does it cost?** 16400 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/88024632-signstek-keyless-entry-door-lock-with-handle-digital-keypad-door)

## Best For

- signstek enthusiasts

## Why This Product

- Trusted signstek brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Privacy First:** Anti-peep password lets you mask your code with random digits—no more shoulder surfing.
- • **Universal Fit:** Interchangeable handle and adaptable for left or right doors, fitting doors 1.38"–1.97" thick.
- • **Emergency Ready:** Hidden mechanical keyhole ensures access even when tech fails—no locksmith panic needed.
- • **Effortless Setup:** Hex screwdriver included and clear guide means installation is a breeze, no pro required.
- • **Secure with Style:** Matte black finish meets sleek touchscreen for a modern entryway upgrade.

## Overview

The Signstek Keyless Entry Door Lock ST668 combines a matte black touchscreen keypad with blue backlighting for easy, secure access. Featuring anti-peep password technology, a hidden emergency keyhole, and an interchangeable handle for left or right doors, it fits doors between 1.38 and 1.97 inches thick. Designed for easy DIY installation, this zinc alloy lock offers a sleek, modern upgrade for front, back, or interior doors, perfect for tech-savvy professionals seeking convenience and peace of mind.

## Description

Full description not available

## Features

- Touchscreen Keypad with blue backlight: Touchscreen Keypad has good performance that it avoids the problems caused by unstuck physical buttons; The blue backlight enable you to enter passwords more convenient even in darkness.
- Hidden keyhole for emergency: No need to call firemen. Remove the keypad handle with a wrench. Insert the mechanical key. Turn the key clockwise and the electronic door lock opens.
- Anti-peep password: Users can create any random digits in front of or behind the correct password (random digits +correct digits+ random digits) so that you do not have to worry about being watched nearby when you input the password.
- Interchangeable door handle and Fashion appearance: Comes with the changeable door handle that the door lock can be used on left and right; The door lock is apply to be used in all kinds of the doors with upscale appearance.
- Easy installation: Comes a hexagon screwdriver, just follow the user guide to finish the assembling even you are not a professional. The suitable door thickness for the door lock is 1.38 inch -1.97 inch. Note: The package does not include the batteries.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Signstek |
| Special Feature | Keyless Entry, Keyhole for emergency,Anti-peep password,Touchscreen,Interchangeable door handle and Fashion appearance,Easy Installation |
| Lock Type | Keypad |
| Item dimensions L x W x H | 3.15 x 3.11 x 5.12 inches |
| Material | Zinc |
| Recommended Uses For Product | Front Door, Back Door, Side Door, Bedroom Door or Garage Door, Laundry Door, Airbnb short-term rental room, apartment |
| Style | Touchscreen Door Lock |
| Color | Matte Black |
| Number of Pieces | 1 |
| Finish Type | Matte Black |
| Included Components | Door Lever, Latch, Strike, Mounting Plate, Screws,Installation Instruction |
| Controller Type | Keypads |
| Shape | Rectangular |
| Item Weight | 16 ounces |
| Control Method | Touch |
| Model Name | ST668 |
| Manufacturer | Signstek |
| Part Number | ST668 |
| Item Weight | 1 pounds |
| Product Dimensions | 3.15 x 3.11 x 5.12 inches |
| Item model number | ST668 |
| Batteries | 4 AAA batteries required. |
| Is Discontinued By Manufacturer | No |
| Finish | Matte Black |
| Item Package Quantity | 1 |
| Special Features | Keyless Entry, Keyhole for emergency,Anti-peep password,Touchscreen,Interchangeable door handle and Fashion appearance,Easy Installation |
| Batteries Included? | No |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |

## Product Details

- **Brand:** Signstek
- **Special Feature:** Keyless Entry, Keyhole for emergency,Anti-peep password,Touchscreen,Interchangeable door handle and Fashion appearance,Easy Installation
- **Lock Type:** Keypad
- **Item dimensions L x W x H:** 3.15 x 3.11 x 5.12 inches
- **Material:** Zinc

## Images

![Signstek Keyless Entry Door Lock with Handle, Digital Keypad Door Knob, Smart Electronic Lock with Code, Touchscreen, Auto-Locking, Matte Black - Image 1](https://m.media-amazon.com/images/I/61KRh5NTDLL.jpg)
![Signstek Keyless Entry Door Lock with Handle, Digital Keypad Door Knob, Smart Electronic Lock with Code, Touchscreen, Auto-Locking, Matte Black - Image 2](https://m.media-amazon.com/images/I/61yTyMFfwkL.jpg)
![Signstek Keyless Entry Door Lock with Handle, Digital Keypad Door Knob, Smart Electronic Lock with Code, Touchscreen, Auto-Locking, Matte Black - Image 3](https://m.media-amazon.com/images/I/71tu-zsFcLL.jpg)
![Signstek Keyless Entry Door Lock with Handle, Digital Keypad Door Knob, Smart Electronic Lock with Code, Touchscreen, Auto-Locking, Matte Black - Image 4](https://m.media-amazon.com/images/I/61wfEhvXCaL.jpg)
![Signstek Keyless Entry Door Lock with Handle, Digital Keypad Door Knob, Smart Electronic Lock with Code, Touchscreen, Auto-Locking, Matte Black - Image 5](https://m.media-amazon.com/images/I/81Ut6G3qtOL.jpg)

## Available Options

This product comes in different **Color** options.

## Questions & Answers

**Q: What's the maximum thickness of door this can work with? Mine's over 2 inches thick.**
A: That should be fine. It will work.

**Q: Lost the programming instructions.  Where can I get another copy?**
A: Instructions can be found on their website or YouTube. Just as easy as asking your question.

**Q: Is there any kind of power backup like some have, or once the batteries are dead, that's it?**
A: once the batterys are dead thats it you need to use your key and put in new batterys

**Q: Is the key supposed to be included?**
A: Yes. But it’s not much of a key.  Just a piece of metal.  Don’t expect to use the key frequently

## Frequently Bought Together

- Signstek Keyless Entry Door Lock, Keypad Door Lock with Code, Digital Door Lock for Front Door, Electronic Door Lock with Handle, Touchscreen, Matte Black
- BRINKS - Transitional Single Cylinder Deadbolt, Matte Black - Built for Rigorous Residential Protection with ANSI Grade 2 Security (E2401-122)

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**Shop now:** [https://www.desertcart.is/products/88024632-signstek-keyless-entry-door-lock-with-handle-digital-keypad-door](https://www.desertcart.is/products/88024632-signstek-keyless-entry-door-lock-with-handle-digital-keypad-door)

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-01-23*