1. Introduction
The Sifely Smart Lock Wi-Fi Gateway G2 is designed to bridge your Sifely, SamtechT, and Dermum branded smart door locks to your home's 2.4 GHz Wi-Fi network. This gateway enables remote control and monitoring of your smart locks from anywhere in the world via the associated mobile application and integration with voice assistants like Alexa. It provides real-time access to lock status, battery life, activity logs, and allows for remote management of access codes and e-keys.

Image: The Sifely Smart Lock Wi-Fi Gateway G2, a compact white square device, is shown with graphical overlays highlighting its key features: remote modification of codes, fobs, and e-keys; easy pairing and use; and real-time logging, battery, and lock status. It also indicates compatibility with Alexa.
2. Setup Guide
2.1 Unboxing and Initial Connection
Upon unboxing, ensure you have the Sifely G2 Gateway unit and its USB power cable. The gateway requires a standard USB power adapter (not included) to function. Plug the USB cable into the gateway and then into a suitable power adapter, and finally into a wall outlet.
2.2 App Integration
- Download the Sifely Smart Lock application from your smartphone's app store.
- Open the app and follow the on-screen instructions to add a new device.
- Select the option to add a gateway and follow the prompts to connect it to your 2.4 GHz Wi-Fi network. The gateway only supports 2.4 GHz Wi-Fi.
- Once the gateway is connected to Wi-Fi, you can then link your smart locks to the gateway through the app.
2.3 Optimal Placement
For a strong and reliable connection, it is highly recommended to place the Sifely G2 Gateway within 10 feet (approximately 3 meters) of your smart door locks. This ensures optimal communication between the locks and the gateway, facilitating seamless remote operations.

Image: The Sifely Smart Lock Wi-Fi Gateway G2 is shown placed on a nightstand, approximately 10 feet from a smart door lock. Text overlays indicate that the device allows remote management of access records, code changes/deletions, and unlock alerts, emphasizing the importance of placing it nearby for a strong connection.
3. Operating Instructions
3.1 Remote Control
With the Sifely G2 Gateway connected, you can remotely control your smart door locks from anywhere with an internet connection. Use the Sifely Smart Lock app to:
- Lock/Unlock: Secure or open your door remotely.
- Manage Access: Set, change, or delete passcodes and e-keys for guests or family members.
- Monitor Status: Check the door's status (locked/unlocked), battery life, and view activity logs in real-time.
3.2 Instant Alerts
Receive instant notifications on your smartphone whenever someone enters or exits your home, providing enhanced security and peace of mind.

Image: A person is shown using a smartphone to remotely control a smart door lock. The Sifely Gateway G2, emitting Wi-Fi signals, is depicted on a shelf, symbolizing its role in enabling remote lock/unlock functionality and the modification of passcodes and e-keys from anywhere, at any time.
4. Maintenance
The Sifely G2 Gateway requires minimal maintenance. Ensure it remains plugged into a power source and connected to your 2.4 GHz Wi-Fi network for continuous operation. Regularly check the Sifely Smart Lock app for the battery status of your connected smart locks to ensure timely battery replacement.
5. Troubleshooting
5.1 Connectivity Issues
- Gateway Not Connecting to Wi-Fi: Ensure your Wi-Fi network is 2.4 GHz. The G2 Gateway does not support 5 GHz networks. Verify that the Wi-Fi signal strength is adequate in the gateway's location.
- Locks Not Connecting to Gateway: Confirm the gateway is placed within 10 feet of the smart locks for optimal Bluetooth communication. Restarting both the gateway and the smart lock (if possible) can sometimes resolve connection issues.
- Remote Control Delays: Check your internet connection speed and stability. A weak or intermittent internet connection can cause delays in remote commands.
5.2 Power Issues
- Gateway Not Powering On: Ensure the USB cable is securely connected to both the gateway and the power adapter, and that the power adapter is plugged into a working electrical outlet. Try a different USB cable or power adapter if available.
6. Specifications
| Model | Sifely G2 |
| Dimensions | 2.76 x 2.76 x 1.02 inches (70 x 70 x 26 mm) |
| Item Weight | 3.52 ounces |
| Network | Wi-Fi 2.4G |
| IEEE Standard | 802.11 b/g/n |
| Power Interface | Type-C USB |
| Power Input | DC 5V/500mA |
| Material | Acrylonitrile Butadiene Styrene |

Image: The Sifely Smart Lock Wi-Fi Gateway G2 is displayed on a wooden desk next to a laptop and a small plant. Key product specifications are overlaid, including network type (Wi-Fi 2.4G), IEEE standard (802.11 b/g/n), power interface (Type-C USB), and power input (DC 5V/500mA), along with its dimensions (70mm x 70mm x 26mm).
7. Warranty & Support
For detailed warranty information and customer support, please refer to the documentation included with your Sifely Smart Lock Wi-Fi Gateway G2 or visit the official Sifely website. The user manual included in the package contains specific warranty terms and contact details for technical assistance.





