Populife K2

Populife WiFi Lock Box with Gateway, Model K2 Instruction Manual

Brand: Populife | Model: K2

1. Introduction

This manual provides detailed instructions for the setup, operation, and maintenance of your Populife WiFi Lock Box with Gateway (Model K2). Please read this guide thoroughly before using the product to ensure proper functionality and security.

The Populife Smart Key Lock Box with Gateway offers a secure and convenient solution for key management, allowing remote control and access logging. It is designed for various applications, including residential use, Airbnb properties, and real estate agencies.

2. Product Overview

The Populife WiFi Lock Box is a robust, weather-resistant device designed for secure key storage and remote access management. It features multiple unlocking methods and app-based control.

Key Features:

  • Remote Control with Gateway: Unlock the key box remotely, modify/delete PIN codes, and check access logs from anywhere.
  • Durable Construction: Crafted from solid alloy steel and IP66 waterproof materials for protection against theft and weather.
  • Multiple Unlocking Methods: Bluetooth unlock via app, PIN code entry on the keypad, and remote PIN code generation.
  • Flexible Installation: Can be wall-mounted with screws or hung on a door handle using the shackle.
  • Spacious Interior: Designed to hold multiple keys or key cards.
  • Security Features: Auto-re-lock, security lockout mode after multiple incorrect attempts, and real-time access logs.
  • Emergency Power: External 9V battery port for emergency power if internal batteries are drained.

What's in the Box:

  • Populife Smart Keybox x 1
  • Gateway x 1
  • Rubber mat x 1
  • Wall screws x 4
  • Screwdriver x 1
  • Expansion screws x 4
  • Waterproof rubber ring x 4
  • Battery cover screws x 6
  • Nylon rubber stopper x 6
Populife Smart Keybox and accessories

Image: Contents of the Populife Smart Keybox package, including the lockbox, gateway, and various installation accessories.

3. Setup

3.1 Battery Installation

  1. Open the battery compartment on the back of the lock box.
  2. Insert 4 AAA batteries, ensuring correct polarity.
  3. Secure the battery cover with the provided screws.

3.2 Physical Installation

The Populife Lock Box offers two installation options:

  • Door Handle Hanging: Use the included shackle to hang the lock box securely on a door handle.
  • Wall Mounting: Use the provided wall screws and expansion screws to mount the lock box to a wall. A waterproof case is included for exterior wall mounting to protect against elements.
Two ways to install Populife Lock Box: hanging on a doorknob and wall-mounted

Image: The Populife Lock Box shown both hanging on a doorknob and securely wall-mounted.

3.3 App Pairing and Gateway Setup

  1. Download the Populife App from your smartphone's app store.
  2. Create an account and log in.
  3. Add the Smart Keybox and Gateway devices by following the in-app instructions. Ensure Bluetooth is enabled on your phone and the devices are within close proximity during pairing.
  4. The gateway enables remote unlocking and access log viewing. Ensure the gateway is connected to a stable Wi-Fi network.

Video: Instructions on how to assemble the Populife Smart Keybox, including battery installation and attaching the shackle or wall mount plate.

4. Operating Instructions

4.1 Unlocking Methods

  • Bluetooth Unlock: Open the Populife App, select your lock box, and tap 'Tap to Unlock'.
  • PIN Code Entry: Enter your valid PIN code directly on the lock box's LED keypad. The keypad illuminates for easy night entry.
  • Remote Unlock (with Gateway): Use the Populife App to unlock the key box from any location, provided your gateway is online.
Three unlocking methods for Populife Lock Box: Bluetooth, PIN code, and Smart App control

Image: Visual representation of Bluetooth unlock via smartphone, PIN code entry on the illuminated keypad, and smart app control for the Populife Lock Box.

4.2 PIN Code Management

The Populife App allows you to generate and manage various types of PIN codes:

  • Permanent Codes: For long-term access, e.g., family members.
  • Time-Limited Codes: Set specific start and end times for access, ideal for guests or service providers.
  • One-Time Codes: For single-use access.

Video: Demonstrates how to create a PIN code remotely for clients using the Populife app, highlighting the convenience for property managers.

4.3 Access Logs and Remote Monitoring

Through the Populife App or SaaS platform, you can:

  • View real-time access logs to see who unlocked the box and when.
  • Monitor the battery status of your lock box.
  • Grant access remotely to others.
Populife App and SaaS control interface showing access logs and device management

Image: A laptop and smartphone displaying the Populife App and SaaS interface, illustrating comprehensive device and entry management features.

4.4 Auto-Re-lock and Security Lockout

  • Auto-Re-lock: If the lock box is unlocked but remains unopened for 60 seconds, it will automatically re-lock to maintain security.
  • Security Lockout: Entering an invalid PIN code five times will activate a security lockout mode, disabling the keypad for 5 minutes.

5. Maintenance

5.1 Battery Replacement

The lock box is powered by 4 AAA batteries. When the battery level drops below 20%, the lock box will emit a beeping alert. Replace batteries promptly to ensure continuous operation.

5.2 Emergency Power

If the internal batteries are completely drained, an external 9V battery can be used to temporarily power the lock box via the emergency port at the bottom, allowing you to unlock it and replace the internal batteries.

External 9V battery being used for emergency power on the Populife Lock Box

Image: A 9V battery connected to the emergency power port of the Populife Lock Box, demonstrating how to provide temporary power.

5.3 Waterproof Care

The lock box has an IP66 waterproof rating. For wall-mounted installations in exposed outdoor areas, ensure the waterproof case is correctly installed to maximize protection against water and dust.

6. Troubleshooting

  • Lock Box Not Responding: Check battery levels. If low, replace batteries or use the external 9V emergency power.
  • Remote Unlock Not Working: Ensure the Populife Gateway is properly connected to Wi-Fi and within range of the lock box. Verify internet connectivity.
  • PIN Code Issues: If a PIN code is not working, verify it is still valid (not expired for time-limited codes) and entered correctly. If the lock box is in security lockout mode, wait 5 minutes before trying again.
  • Battery Cover Issues: Ensure the battery cover is securely fastened with all screws to prevent batteries from falling out or water ingress.
  • App Connectivity Problems: Ensure Bluetooth is enabled on your phone and the app has necessary permissions. For remote functions, confirm the gateway is online.

7. Specifications

FeatureDetail
Model NumberK2
Dimensions (L x W x H)2.56 x 1.65 x 7.76 inches
Weight0.49 Pounds
MaterialAlloy Steel
Wireless ProtocolBLE 4.1
Batteries4 x AAA (not included)
Unlock MechanismBluetooth, PIN code
Water and Dust ProofIP66
Drop Test1 meter
Working Temperature-4°F to 140°F (-20°C to 60°C)
Detailed dimensions of the Populife Lock Box and its interior storage space

Image: Technical drawing showing the external dimensions and internal storage capacity of the Populife Lock Box.

8. Warranty & Support

Populife products are designed for reliability and performance. For warranty information, technical support, or any product-related inquiries, please refer to the contact information provided with your purchase or visit the official Populife website.

© 2026 Populife. All rights reserved.

Related Documents - K2

Preview Populife Electronic Keybox User Guide - Setup, Operation, and Specifications
Comprehensive user guide for the Populife Electronic Keybox (Model E1). Learn about components, identification, battery installation, mounting, factory settings, and lock operations including PIN code management.
Preview Populife Smart Keybox K2 User Guide
Comprehensive user guide for the Populife Smart Keybox K2, covering installation, battery setup, app pairing, and security features.
Preview Populife Smart Deadbolt V4 User's Manual
User's manual for the Populife Smart Deadbolt V4, covering assembly, setup, and troubleshooting.
Preview Populife Smart Keybox K2 User Guide: Setup, Features, and Troubleshooting
Comprehensive user guide for the Populife Smart Keybox (Model K2). Learn about components, specifications, installation, pairing with the Populife App, unlocking methods, sharing passcodes, and emergency features.

Ask a question about this manual

Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.