Introduction
The RETLLAS 17EF Security Safe Box is designed to protect your valuables, such as cash, jewelry, and important documents, with its robust alloy steel construction and electronic digital lock. This manual will guide you through the setup, operation, and maintenance of your new safe.
Safety Information
- Do not keep emergency keys inside the safe. Store them in a secure, separate location.
- Ensure the safe is placed on a stable, level surface or securely mounted to prevent tipping.
- Keep the safe away from excessive moisture or extreme temperatures.
- Replace batteries promptly when the low battery indicator appears to avoid being locked out.
Package Contents
Verify that all items are present in the package:
- 1x RETLLAS 17EF Security Safe Box
- 2x Emergency Keys
- 2x Expansion Screws (for mounting)
- 1x Soft Carpet (for interior)
- 1x User Manual

Figure 1: Package Contents. The image displays the RETLLAS 17EF safe box along with its accessories: two emergency keys, two expansion screws, and the user manual.
Setup
1. Installing Batteries
- Locate the battery compartment on the inside of the safe door.
- Open the battery cover.
- Insert 4 AA batteries (not included), ensuring correct polarity (+/-).
- Close the battery cover.

Figure 2: Battery Installation and Passcode Setup. This image shows the process of removing the override key cover, opening the safe with the key, installing 4 AA batteries, and pressing the reset button to program a new passcode.
2. Mounting the Safe
The safe is equipped with pre-drilled holes for secure mounting to a wall, floor, or cabinet. This helps prevent the safe from being removed.
- Choose a suitable location for mounting.
- Mark the drilling points through the pre-drilled holes inside the safe.
- Drill pilot holes in the marked locations.
- Secure the safe using the provided expansion screws or appropriate hardware for your mounting surface.

Figure 3: Interior with Mounting Holes. The image displays the inside of the safe, highlighting the pre-drilled holes on the back and bottom for secure installation.

Figure 4: Compact Size for Installation. This image illustrates the compact dimensions of the safe (6.7"x6.7"x9.1") and its suitability for discreet, built-in installations, emphasizing the mounting bolts and pre-drilled holes.
Operating Instructions
1. Opening with Emergency Key
In case of battery failure or forgotten passcode, use the emergency key:
- Remove the override key cover on the electronic panel.
- Insert the emergency key into the keyhole.
- Turn the key clockwise while simultaneously turning the knob clockwise to open the safe door.

Figure 5: Dual Opening Methods. This image clearly shows how to open the safe using the emergency override key and knob, and also how to open it using the electronic passcode and knob. A warning reminds users to keep emergency keys outside the safe.
2. Setting/Changing Passcode
To set a new passcode:
- With the safe door open, locate the red reset button inside the safe, usually near the battery compartment.
- Press the reset button. The indicator light on the keypad will flash.
- Enter your desired 3-8 digit passcode on the keypad.
- Press the "E" button to confirm. The indicator light will stop flashing, confirming the new passcode is set.
- Test the new passcode with the door open before closing it.
3. Opening with Passcode
To open the safe using your passcode:
- Enter your 3-8 digit passcode on the keypad.
- Press the "E" button. The green indicator light will illuminate.
- Within 5 seconds, turn the knob clockwise to open the safe door.
4. Dual Warning Alarm System
The safe features an alarm system for enhanced security:
- Incorrect Passcode Alarm: If an incorrect passcode is entered 3 consecutive times, the alarm will activate.
- Vibration Alarm: If the safe experiences violent vibration or tampering, the alarm will activate.
- To silence the alarm, enter the correct passcode or use the emergency key.

Figure 6: Dual Warning Alarm System. This image illustrates the safe's alarm system, which activates after three failed passcode attempts or detection of violent vibration, indicated by a flashing red light and sound waves.
Maintenance
- Clean the exterior of the safe with a soft, damp cloth. Avoid abrasive cleaners.
- Regularly check battery levels and replace them when the low battery indicator lights up.
- Ensure the emergency keys are stored safely and accessible outside the safe.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Safe does not open with passcode. | Incorrect passcode entered; batteries are low or dead. | Re-enter the correct passcode. Replace batteries. Use emergency key to open. |
| Keypad does not respond. | Batteries are dead or incorrectly installed. | Check battery polarity and replace batteries. |
| Alarm sounds unexpectedly. | Multiple incorrect passcode entries; physical shock to the safe. | Enter correct passcode or use emergency key to disarm. |
| Door does not close properly. | Obstruction in the door frame; locking bolts are extended. | Clear any obstructions. Ensure locking bolts are retracted before closing. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | 17EF |
| Capacity | 0.23 Cubic Feet |
| Material | Alloy Steel |
| Exterior Dimensions | 6.7" (H) x 9.1" (W) x 6.7" (D) |
| Interior Dimensions | 6.5" (H) x 8.9" (W) x 6.5" (D) |
| Mounting Type | Floor Mount, Wall Mount |
| Control Type | Push Button Electronic Keypad |
| Power Source | 4 AA Batteries (not included) |
| Locking Mechanism | Electronic Digital Lock with Emergency Key Override |

Figure 7: Product Dimensions. This image provides a visual representation of the safe's exterior dimensions, indicating its compact size.
Warranty and Support
For warranty information or technical support, please refer to the contact details provided with your purchase documentation or visit the official RETLLAS website. Keep your purchase receipt as proof of purchase.