1. Introduction
Welcome to the VAULTEK Slider Series NSL2i Smart Handgun Safe. This manual provides essential information for the safe and effective use of your new biometric handgun safe. Please read all instructions carefully before setup and operation.

The VAULTEK Slider Series Smart Handgun Safe, designed for quick access and discreet mounting.
1.1 Package Contents
Verify that all items listed below are included in your package:
- VAULTEK Slider Series NSL2i Smart Handgun Safe
- (2) Manual Keys
- AC Power Adapter
- Mounting Plate
- Mounting Hardware

Your safe comes complete with essential accessories for immediate setup and secure operation.
2. Setup Guide
2.1 Unboxing
Carefully remove the safe and all accessories from the packaging. Inspect for any signs of damage.
Video demonstrating the unboxing and initial setup of the VAULTEK ViSN Slider safe. This short video provides a quick overview of unboxing and initial setup steps for your ViSN Slider safe.
2.2 Mounting the Safe
The proprietary mounting plate allows for multiple mounting configurations, including standard VESA 75mm and 100mm hole patterns. The safe can be removed from the mounting plate by an authorized user in seconds.
- Choose a secure location for mounting (e.g., under a desk, beside a nightstand).
- Use the provided mounting hardware to securely attach the mounting plate to the desired surface.
- Align the safe with the mounting plate and slide it into place until it locks securely.

The included proprietary mounting plate allows for versatile installation options, including VESA compatibility.
2.3 Powering the Safe
The safe can be powered by the included AC power adapter or by four AAA alkaline batteries (not included) for backup. It is recommended to keep the safe plugged in at all times for optimal performance and continuous ViSN WiFi connectivity.
2.4 Initial Access & Programming
Upon first use, access the safe using one of the provided manual keys. Follow the instructions in the quick start guide (included in the package) to program your biometric fingerprints and a 5-digit backlit Smart Sense keypad code.
2.5 ViSN WiFi App Setup
The VAULTEK Intelligent Safe Network (ViSN) platform utilizes WiFi-enabled cloud technology for safe management and live alerts. Download the exclusive iOS/Android smartphone app for intuitive guided setup and real-time safe monitoring.
- Download the VAULTEK ViSN app from your device's app store.
- Follow the in-app instructions to connect your safe to your home WiFi network.
- Configure alerts for safe activity, such as tampering or power loss.

The ViSN smartphone app provides real-time monitoring, alerts, and intuitive guided setup for your safe. Scan the QR code on the product packaging or visit qrco.de/bfCd27 to download the app.
3. Operating Instructions
3.1 Accessing Your Safe
The Slider Series safe offers four fast access points:
- Biometric Scanner: High-resolution scanner capable of storing up to 80 unique fingerprints.
- Rapid Fire 5-Digit Backlit Smart Sense Keypad: Proximity sensor illuminates keys for quick button navigation.
- Backup Manual Key: For traditional access.
- Nano Key 3.0 (Sold Separately): Provides immediate access with the press of a button.

Multiple access points including a biometric scanner and a backlit numeric keypad for secure entry.
3.2 Quick Access Features
The signature three-point precision rail system with ball bearing guides rapidly deploys the safe open, presenting a stored firearm in the ready position in fractions of a second.

Experience rapid firearm deployment with the signature three-point precision rail system.
3.3 Interior Features
The safe features an optics-ready design and a refined interior with a high-density foam holster to protect a single firearm plus one spare magazine. The interior LED lighting illuminates your firearm when open.
- Fits compact pistols up to full-size handguns 8.875 inches in overall length.
- High-density foam provides protection and flexible fit.

The safe's interior features a high-density foam holster and integrated LED lighting for visibility.

High-density foam holster accommodates compact to full-size handguns up to 8.875 inches in overall length, plus a spare magazine.
4. Maintenance
4.1 Battery Management
The safe operates on four AAA Alkaline Batteries (not included) for backup power. While continuous AC power is recommended, ensure backup batteries are fresh and replaced periodically to maintain functionality during power outages. The ViSN app can provide battery status alerts.
4.2 Cleaning and Care
To maintain the longevity and appearance of your safe:
- Wipe the exterior with a soft, damp cloth. Avoid abrasive cleaners.
- Keep the biometric scanner and keypad clean and free of debris for optimal performance.
- Periodically check the sliding mechanism for smooth operation.
5. Troubleshooting
5.1 Common Issues
- Biometric Scanner Reliability: Ensure your finger is clean and dry. Try programming multiple angles of your fingerprint for improved recognition.
- Power Issues: If using battery power, ensure batteries are fresh. For continuous power, verify the AC adapter is securely plugged in.
- Firearm Fitment: The safe is designed for handguns up to 8.875 inches in overall length. Ensure your firearm, including any optics or accessories, fits within these dimensions to prevent obstruction of the sliding mechanism.
- ViSN App Connectivity: Ensure your safe is within range of your WiFi network and that the app is updated to the latest version.
6. Product Specifications
| Feature | Detail |
|---|---|
| Brand | VAULTEK |
| Model Number | NSL2i |
| Product Dimensions | 11.25"D x 2.6"W x 9.1"H |
| Lock Type | Anti-Impact Latch Technology, Biometric Fingerprint, 5-Digit Keypad, Manual Key |
| Material | Carbon Steel |
| Special Features | Anti-Theft, Biometric Fingerprint, Mounting Plate Included, Vaultek Precision Build Quality, Vaultek ViSN WiFi Connectivity for Instant Live Alerts |
| Mounting Type | Ambidextrous Mounting Plate Included |
| Included Components | (2) Manual Keys, AC Power Adapter, Mounting Hardware, Mounting Plate |
| Alarm | Audible |
| Water Resistance Level | Not Water Resistant |
| Battery Type | Four AAA Alkaline Batteries (not included) |
| Chamber Depth | 11 Inches |
7. Warranty and Support
7.1 Product Registration
Register your VAULTEK Slider Series safe online to ensure you receive full warranty benefits and support. Registration helps in case you lose your keys or need technical assistance.
- Visit vaulteksafe.com/slider-support for online tutorials and product registration.
7.2 Customer Support
For any questions, technical support, or warranty claims, please contact VAULTEK customer service. Refer to the contact information provided on the VAULTEK website or in your product packaging.







