1. Introduction and Overview
Thank you for choosing the Mitlvge 4.0 Cu ft Extra Large Home Safe Box. This manual provides essential information for the safe and effective use, setup, and maintenance of your new security safe. Designed for robust protection, this safe offers ample space for your valuables, documents, and firearms, featuring advanced digital security and fire/water resistance.

Figure 1.1: Mitlvge 4.0 Cu ft Home Safe Box, showcasing its spacious interior and digital keypad.
2. Product Features
- Extra Large Capacity: Exterior dimensions of 12.2"D x 15"W x 23.62"H and interior dimensions of 11.4"D x 14.5"W x 23"H, providing 4.0 cubic feet of storage. Ideal for laptops (up to 14-inch), documents, cash, and other valuables.
- Removable Steel Shelves: Includes 3 removable steel shelves for flexible organization of your items.
- Robust Construction: Features a 50mm extra-thick explosion-proof steel door, 3*20mm high-strength solid locking bolts, and pry-proof concealed hinges for enhanced security.
- Fireproof & Water-Resistant Bag: Equipped with an A4 letter-sized (9.36" x 13.26") fireproof document bag made of high-quality silicone-coated fiberglass, capable of withstanding 1700°F for 30 minutes. Provides additional protection against fire, hurricanes, and earthquakes.
- Digital Keypad with Backup Key: Secure digital combination lock for easy access, complemented by two emergency backup keys.
- Anti-Theft Alarm System: An alarm activates if the wrong password is entered 3 consecutive times (locks for 20 seconds) or 6 consecutive times (locks for 5 minutes). Includes a silent mode option.
- Sensor LED Light: Built-in sensor light automatically illuminates the interior when the safe is opened, improving visibility in low-light conditions.
- Soft Fur Pad: Interior features a soft fur pad to protect valuables from scratches and damage.

Figure 2.1: The safe's interior with three removable steel shelves for customizable storage.

Figure 2.2: Visual representation of the safe's wear-resistant, rust-proof, and scratch-proof construction, highlighting its anti-drill and anti-pry capabilities.

Figure 2.3: The safe and included fireproof bag, demonstrating their resistance to extreme conditions.

Figure 2.4: The smart alarm system, designed to deter unauthorized access after multiple incorrect password attempts.
3. Setup Instructions
3.1 Unpacking and Initial Inspection
- Carefully remove the safe from its packaging.
- Inspect the safe for any signs of damage during transit. If damaged, contact customer support immediately.
- Verify all included components are present: Safe box (x1), Emergency keys (x2), User manual (x1), Expansion bolts (x4), External battery box (x1).
3.2 Battery Installation (for Digital Keypad)
- Locate the battery compartment on the inside of the safe door or on the keypad unit.
- Insert 4 AA batteries (not included) into the battery compartment, ensuring correct polarity.
- Close the battery compartment cover securely.
3.3 Securing the Safe (Optional but Recommended)
For enhanced security, the safe can be bolted to a wall or floor using the provided expansion bolts. This prevents unauthorized removal of the safe.
- Choose a suitable location for the safe, ensuring it is level and stable.
- Mark the drilling points through the pre-drilled holes at the back or bottom of the safe onto the wall or floor.
- Drill holes at the marked points using an appropriate drill bit for your wall/floor material.
- Align the safe with the drilled holes and insert the expansion bolts.
- Tighten the bolts securely to anchor the safe in place.

Figure 3.1: Example of the safe installed as a hidden cabinet, demonstrating secure mounting options.
4. Operating Instructions
4.1 Opening the Safe for the First Time
Upon first use, or if the batteries are dead, you will need to use the emergency key.
- Locate the emergency keyhole, usually concealed under a small cover near the digital keypad.
- Insert one of the emergency keys and turn it counter-clockwise.
- Simultaneously turn the knob clockwise to open the safe door.
4.2 Setting/Changing Your Personal Code
- With the safe door open, press the red reset button located on the inside of the door (usually near the hinges). The keypad will beep, and the indicator light will flash.
- Enter your desired personal code (3-8 digits) on the digital keypad.
- Press the '#' or 'PROCEED' button to confirm. The indicator light will flash green, confirming the new code is set.
- Test the new code with the door open to ensure it works correctly before closing the safe.
4.3 Daily Operation (Using Digital Keypad)
- To open: Enter your personal code on the digital keypad. The indicator light will turn green.
- Turn the knob clockwise to open the safe door.
- To close: Close the safe door and turn the knob counter-clockwise until the bolts are fully extended and the door is securely locked.
4.4 Emergency Access (External Battery Box)
If the internal batteries run out and you cannot open the safe with your code, use the external battery box:
- Connect the external battery box to the emergency power port on the keypad unit.
- Enter your personal code on the digital keypad.
- Turn the knob clockwise to open the safe door.

Figure 4.1: The two primary unlocking methods: daily access via digital keypad and emergency access using the key.
4.5 Alarm System and Silent Mode
- Password Error Alarm: If an incorrect password is entered 3 times consecutively, the system will lock for 20 seconds and an alarm will sound. If 6 consecutive incorrect entries occur, it will lock for 5 minutes.
- Silent Mode: To activate silent mode (mute keypad beeps), refer to the specific instructions in the included user manual.
Video 4.1: An overview of the safe's features, including quick access, robust construction, anti-theft alerts, internal organization, and multiple unlocking methods.
5. Maintenance
- Cleaning: Wipe the exterior and interior surfaces with a soft, damp cloth. Avoid abrasive cleaners or solvents that could damage the finish.
- Battery Replacement: Replace batteries annually or when the low battery indicator light appears on the keypad to ensure continuous operation. Always use new, high-quality AA batteries.
- Key Storage: Store emergency keys in a secure location away from the safe, but easily accessible in case of emergency or battery failure. Do not store them inside the safe.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Keypad not responding | Dead batteries | Replace internal batteries or use the external battery box. |
| Safe door will not open with code | Incorrect code entered; Batteries low/dead | Ensure correct code is entered. Replace batteries or use external battery box. Use emergency key if necessary. |
| Alarm sounds frequently | Incorrect code attempts; Vibration/tampering | Ensure correct code is used. Check for accidental impacts or tampering. Consider activating silent mode if accidental triggers are an issue. |
| Door does not close/lock properly | Obstruction; Bolts not fully extended | Check for any items obstructing the door or bolts. Ensure the knob is turned fully counter-clockwise to extend bolts. |
7. Specifications
| Attribute | Value |
|---|---|
| Brand | Mitlvge |
| Model Number | 60ET |
| Exterior Dimensions (DxWxH) | 12.2" x 15" x 23.62" |
| Interior Dimensions (DxWxH) | 11.4" x 14.5" x 23" |
| Capacity | 4.0 Cubic Feet |
| Item Weight | 38.8 lbs (17.6 kg) |
| Material | Alloy Steel |
| Lock Type | Electronic Combination Lock, Key |
| Special Features | Alarm System, Sensor Light, Removable Shelf, Fireproof (with bag) |
| Mounting Type | Wall or Floor Mount |
| Included Components | Safe box, Emergency keys (x2), User manual, Expansion bolts (x4), External battery box |

Figure 7.1: Detailed dimensions of the Mitlvge 4.0 Cu ft Home Safe Box.
8. Warranty and Support
For warranty information, technical support, or any inquiries regarding your Mitlvge Home Safe Box, please contact the manufacturer or seller directly through your purchase platform. Keep your proof of purchase for warranty claims.
We are committed to providing high-quality products and excellent customer service.