1. Producto terminadoview
The NUTOMO Smart Front Door Lock Set offers advanced security and convenience for your home. It integrates multiple unlocking methods and smart features for seamless access control.

Figura 1: Complete NUTOMO Smart Front Door Lock Set including exterior lock, interior deadbolt, handle set, and IC cards.
Características principales:
- 8 formas de desbloquear: Fingerprint, passcodes, APP control, IC cards, mechanical keys, Alexa voice control, Ekey, or remote control (gateway sold separately).
- Conveniencia sin llave: Store up to 100 fingerprints, 250 codes, and 1000 IC cards. Quick 0.1-second fingerprint recognition.
- Fácil instalación: Designed for standard pre-drilled doors, requiring only a screwdriver.
- Batería de larga duración: Powered by 4 AA batteries (not included), lasting up to 6 months. Low battery alerts via the Next Lock APP.
- Modo anti-mirones: Keypad locks for 3 minutes after 5 incorrect passcode attempts.
2. Configuración e instalación
Follow these steps for a smooth installation of your NUTOMO Smart Lock Set. Ensure your door meets the compatibility requirements before beginning.
Compatibilidad de puertas:
- Fits doors 1-1/4" to 1-3/4" in thickness.
- Adjustable metal door latches (2-3/8" or 2-3/4").
- Compatible with both right and left handing doors.

Figura 2: Key door dimensions for proper installation, including door hole diameter, thickness, backset, and distance between door holes.
Pasos de instalación:
- Prepara la puerta: Ensure your door is pre-drilled to standard specifications.
- Ajustar el cerrojo: Adjust the length of the deadbolt to either 2-3/8" or 2-3/4" as needed. Ensure the "UP" marking faces upwards and the deadbolt is in the retracted (unlocked) status.
- Instalación del cerrojo y la placa de impacto: Insert the deadbolt into the door edge and secure it with the provided screws. Install the strike plate on the door frame.
- Instalar cerradura exterior: Route the IC wire under the deadbolt. Ensure the spindle is in a vertical position. Do not insert the physical key at this stage.
- Instalar cerradura interior: Route the IC wire through the hole in the metal plate (the hole should be on the right). Secure the metal plate with screws.
- Connect Cables and Secure: Connect the IC cable tightly to the port on the interior lock. Rotate the door knob to the vertical position and secure the interior lock with screws.
- Instale las baterías: Insert 4 AA batteries (not included) into the interior unit while the lock is in the unlocked state. Close the battery cover.
- Bloqueo de prueba: Rotate the door knob to ensure the deadbolt extends and retracts smoothly.
Guía de vídeo de instalación:
Vídeo 1: A step-by-step guide to installing the NUTOMO Smart Lock Set. This video demonstrates adjusting the deadbolt, installing the exterior and interior units, connecting cables, and testing the lock's functionality.
3. Funcionamiento de su cerradura inteligente
The NUTOMO Smart Lock offers multiple convenient ways to access your home. Familiarize yourself with each method for optimal use.
Métodos de desbloqueo:
- Huella dactilar: Quick recognition in 0.1 seconds.
- Contraseña: Use the digital keypad to enter your personalized code.
- Control de APP: Manage and unlock your door remotely via the Next Lock APP.
- Tarjeta CI: Tap the provided IC card to unlock.
- Llave mecánica: Use traditional keys as a backup.
- Control de voz de Alexa: Unlock using voice commands (gateway sold separately).
- Clave: Share temporary or permanent digital keys with others via the APP.

Figura 3: Visual representation of the eight different unlocking methods available for the NUTOMO Smart Lock, including APP control, keyfobs, long battery life, auto-lock, WiFi remote access, 3D fingerprint, view actual door logs, and one-touch lock.
Using the Next Lock APP:
The Next Lock APP provides comprehensive control over your smart lock, including remote unlocking, passcode generation, and activity logs.
Vídeo 2: This video demonstrates how to use the Next Lock APP to manage and operate your Smart Front Door Lock Set, including adding users, generating passcodes, and viewing access history.
Automatic Locking and Security Features:
- Bloqueo automático: The lock can be set to automatically lock after a specified period (e.g., 5-900 seconds) for added security.
- Modo anti-mirones: If an incorrect passcode is entered 5 times, the keypad will lock for 3 minutes to prevent unauthorized access attempts.
- Notificaciones en tiempo real: Check the lock status and usage history anytime through the Next Lock APP.

Figura 4: The smart lock's auto-lock feature, which can be set to engage after a customizable delay, ensuring your door is always secured.
4. Mantenimiento
Proper maintenance ensures the longevity and optimal performance of your NUTOMO Smart Lock.
Gestión de la batería:
- The lock is powered by 4 AA batteries (not included).
- Batteries can last up to 6 months depending on usage.
- The Next Lock APP will provide low battery reminders. Regularly check the battery status in the APP.
- For emergency backup, the lock supports Type-C powered backup if batteries are completely drained.

Figura 5: The battery compartment of the smart lock, designed for 4 AA batteries, providing up to six months of power.
5. Solución de problemas
If you encounter issues with your NUTOMO Smart Lock, refer to the common problems and solutions below.
Problemas comunes:
- Fingerprint Not Registering: Ensure your finger is clean and dry. Try re-registering your fingerprint in the APP, ensuring different parts of your finger are scanned.
- Porcentaje de bateríatage Inaccurate/Fluctuating: This can sometimes occur with new batteries. Ensure batteries are correctly inserted and are of good quality. If issues persist, contact support.
- Lock Not Fully Unlocking/Retracting: Check for any obstructions in the door frame or latch mechanism. Ensure the deadbolt is properly aligned. Lubricating the bolt mechanism might help.
- Connectivity Issues with Alexa/APP: Ensure the optional gateway is properly set up and connected to your home Wi-Fi. Verify Bluetooth is enabled on your phone for APP connection.
- El teclado no responde: Check battery levels. If the keypad is locked due to incorrect attempts, wait for the 3-minute lockout period to expire.
For persistent issues not covered here, please contact NUTOMO customer support.
6. Especificaciones
| Característica | Detalle |
|---|---|
| Marca | NUTOMO |
| Nombre del modelo | M3-MBBF2LH-TUERCA |
| Material | Aluminio |
| Color | Negro mate |
| Peso del artículo | 4 libras |
| Dimensiones del producto | 7 x 3 x 12 pulgadas |
| Tipo de bloqueo | Biométrico, cerrojo, teclado |
| Características especiales | Keyless, Fingerprint, Passcode Unlock, Auto-Lock |
| Componentes incluidos | Exterior lock, Interior deadbolt, Latch, Mounting Plate, Installation Instruction, Screws, 2 IC Cards, 3 Keys |
| ¿Se requieren pilas? | Sí (4 pilas AA, no incluidas) |
7. Garantía y soporte
NUTOMO is committed to providing reliable products and excellent customer service.
Información de garantía:
NUTOMO provides a 1 año de garantía for the Smart Front Door Lock Set.
Atención al cliente:
For any questions, installation assistance, or technical support, please feel free to contact us:
- Correo electrónico: nutomocare@hotmail.com
- Teléfono: +1 (888) 666-2755 (Free call tech support)
- Soporte técnico de por vida disponible.



