LEONDARX / Indoor-Apartment Lock
A5 Indoor-Apartment Smart Door Lock
The Leondarx A5 Smart Door Lock takes home security to the next level with a built-in Tuya visible peephole camera and a 3.5-inch high-definition indoor display screen.
At the door. Ready for daily use.
Explore the application, daily use and installation requirements for this model.

An access point in context.
The lock becomes part of the entrance hardware. Confirm the door material, opening direction and mechanical configuration together.
- Visible Peephole & Indoor Screen: Equipped with a smart camera and a clear 3.5-inch indoor display screen, allowing you to visually confirm visitors before opening the door.
- 5-in-1 Smart Access: Unlock your door via Tuya App Remote Unlock, Biometric Fingerprint, Password, M1 IC Card, or Mechanical Key.

Choose how the door is used.
Review the documented access functions for this model. App and gateway options are version dependent and require confirmation.
- Intelligent Auto-Capture: Features a Loitering Auto-Capture function that automatically takes snapshots of suspicious activity outside your door for enhanced security.
- Advanced Security Alarm: The system enters a 90-second lockdown mode with an alarm if 3 consecutive incorrect unlocking attempts are made.

Get the hardware fit right.
Match the lock body, door thickness, strike, power arrangement and handle clearance before ordering.
- Material: Aluminum Alloy
- Applicable Door Thickness: 35-65 mm
- Door Type: Wooden Door
The details behind the selection.
Specifications apply to this model. Confirm the hardware revision, optional functions and installation requirements before ordering.
- Model
- A5
- Unlocking Methods
- TUYA Remote Unlock
- Expandable Functions
- Multiple Languages Available
- Display Screen
- 3.5-Inch HD Visible Peephole Display Screen
- Capacity
- Total 300 (Fingerprint 50; Password & Card 250)
- Fingerprint Sensor
- Semiconductor Fingerprint Sensor
- Power Supply
- 2500mAh Lithium Battery
- Lock Type
- Indoor / Apartment Smart Lock (TUYA Peephole with Screen Version)
- Emergency Power
- Type-C USB interface
- Working Temperature
- −25 °C ~ 70 °C
- Standard Accessories
- 1 × Lock Body
- Material
- Aluminum Alloy
- Color
- Black / Silver / Red Bronze
- Applicable Door Thickness
- 35-65 mm
- Door Type
- Wooden Door
- Mortise Compatibility
- 5050 / 4085 / 4585 / 5085 / 6085 Mechanical Lock Bodies
- Dimensions
- 300 mm × 65 mm × 22 mm
COMPLIANCE DOCUMENTATION
Check the evidence for your market.
Request documents that identify the exact model and test scope. Published manufacturer material is a reference; confirm applicability to your destination market and ordered configuration.
Request compliance documents ↗A5 Indoor-Apartment Smart Door Lock
Confirm applicable reports and declaration documents with the project team.Before you specify.
Installation and ordering questions for this model.
What should I confirm before ordering this model?+
Confirm the hardware revision and installation configuration for A5 Indoor-Apartment Smart Door Lock. Published details include Material: Aluminum Alloy; Applicable Door Thickness: 35-65 mm; Door Type: Wooden Door. Use the original model material below and request the matching technical sheet.
Will this lock fit my existing door?+
Check the door construction, thickness, opening direction, lock body and fixing pattern against the selected model. A site assessment and the matching drawing are needed before reusing existing door preparation.
Which documents are available for project review?+
Original manufacturer images and model detail sheets are retained below. Request current installation instructions, version-specific specifications and any applicable compliance documents for your market and ordered configuration.
Original model material.
Manufacturer views, drawings and original detail sheets remain available for a technical review.
Additional original tables+
| No. | Code | Language |
| 1 | 3000 | Simplified Chinese |
| 2 | 3001 | English |
| 3 | 3002 | Traditional Chinese |
| 4 | 3003 | Russian |
| 5 | 3004 | Vietnamese |
| 6 | 3005 | Korean |
| 7 | 3006 | Arabic |
| 8 | 3007 | Portuguese |
| 9 | 3008 | French |
| 10 | 3009 | Spanish |
| 11 | 3011 | Indonesian |
| 12 | 3012 | Thai |
| 13 | 3013 | Greek |
| 14 | 3014 | Turkish |
| 15 | 3015 | Italian |
| 16 | 3016 | Mongolian |
| 17 | 3017 | Ukrainian |
| 18 | 3018 | Kazakh |
| 19 | 3019 | Azerbaijani |
| 20 | 3020 | Korean (North) |
| 21 | 3022 | Japanese |
| 22 | 3023 | Polish |
| No. | Shortcut Key | Language |
| ① | 555666880# | English |
| ② | 555666881# | Vietnamese |
| ③ | 555666882# | Portuguese |
| ④ | 555666883# | Arabic |
| ⑤ | 555666884# | Russian |
| ⑥ | 555666885# | Chinese |
| ⑦ | 555666886# | Spanish |
| ⑧ | 555666887# | Indonesian |
| ⑨ | 555666888# | French |
| No. | Code | Language |
| ① | 555666880 | Chinese (Factory Default) |
| ② | 555666881 | English |
| ③ | 555666882 | Vietnamese |
| ④ | 555666883 | Portuguese |
| ⑤ | 555666884 | Arabic |
| ⑥ | 555666885 | Russian |
| ⑦ | 555666886 | Thai |
| ⑧ | 555666887 | Spanish |
| ⑨ | 555666888 | Hindi / Indonesian |
Original manufacturer description+
Original source material for reference. General service terms and version-dependent claims require confirmation for your order.
- Visible Peephole & Indoor Screen: Equipped with a smart camera and a clear 3.5-inch indoor display screen, allowing you to visually confirm visitors before opening the door.
- 5-in-1 Smart Access: Unlock your door via Tuya App Remote Unlock, Biometric Fingerprint, Password, M1 IC Card, or Mechanical Key.
- Intelligent Auto-Capture: Features a Loitering Auto-Capture function that automatically takes snapshots of suspicious activity outside your door for enhanced security.
- Advanced Security Alarm: The system enters a 90-second lockdown mode with an alarm if 3 consecutive incorrect unlocking attempts are made.
- High Capacity Storage: Safely stores up to 300 access credentials in total (up to 50 fingerprints and 250 passwords/cards).
- Rechargeable Lithium Battery: Powered by an included 2500mAh lithium battery with a modern Type-C USB emergency charging interface.
The A5 is a stylish indoor and apartment smart lock with a TUYA visible peephole and 3.5‑inch HD screen. It is made of aluminum alloy and acrylic, available in Black, Silver and Red Bronze, and fits wooden doors of 35–65 mm thickness. It supports multiple lock bodies: 5050, 4085, 4585, 5085 and 6085.
It offers five unlocking methods: TUYA remote unlock, fingerprint, password, M1 IC card and mechanical key. The total capacity is 300 sets (50 fingerprints, 250 passwords and cards). It uses a semiconductor fingerprint sensor and supports multiple languages.
Powered by a 2500mAh lithium battery with Type‑C emergency power supply, it works stably in −25 °C ~ 70 °C. Standard accessories include lock body, lithium battery, 2 IC cards and 2 mechanical keys.
After-sales Service The product comes with a 2-year product warranty , plus 10-year technical support.
Minimum Order Quantity For standard products: MOQ is 50~80 units. For OEM/ODM customized orders: MOQ shall be calculated separately.
Quality Control System (Smart Lock Version)
SQA
Supplier factory audit
Component quality verification (lock body, PCB, fingerprint sensor)
IQC
Incoming material inspection
Functional test for electronic modules
RoHS & appearance check
PQC
Semi-finished assembly inspection
Motor drive & fingerprint recognition test
Power-on test and video/facial module verification
FQC
48-hour aging and full-function testing
Lock body endurance test, door thickness simulation test
Smart Lock – General Q&A
Ⅰ. Cooperation & Delivery:
Q1. Are you a factory or a trading company?
A: We are a direct manufacturer with complete production lines and an in-house R&D team, supporting OEM / ODM customization and bulk orders.
Q2. What is the delivery time?
A: Standard models take around 3-5 working days; customized models take about 15–40 days depending on functions and quantity.
Q3. What is the packaging and shipping method?
A: Standard orders use universal packaging boxes. For quantities over 2,000 units, custom color boxes are available. Products are shipped by express or sea freight depending on order size.
Ⅱ. Battery & Power:
Q1. How long does one set of batteries last?
A: Under normal use (5–10 openings per day), the batteries can last around 6–12 months.
Q2. What if the smart lock runs out of power?
A: You can use an emergency power supply, such as a power bank (Type-C or 9V battery), to temporarily power the lock and unlock it.
Q3. Does the smart lock support rechargeable batteries?
A: Yes, but we recommend using reliable branded batteries to avoid overcharging or deep discharge.
Ⅲ. Warranty & Support:
Q1. What is the warranty period for smart locks?
A: All models come with a one-year warranty.
Q2. How do you handle after-sales service for overseas customers?
A: For every 1,000 smart locks ordered, we include one set of key spare parts for replacement use.
Q3. Do you provide installation guidance?
A: Yes, we provide detailed installation videos and online technical support.
Ⅳ. Durability & Stability:
Q1. What is the lifespan of the fingerprint sensor?
A: The fingerprint sensor can handle more than 200,000 recognition cycles.
Q2. What is the lifespan of the motor and lock body?
A: The mechanical lock body can endure over 100,000 opening and closing cycles.
Q3. Are smart locks waterproof?
A: Outdoor models have an IP55 waterproof rating, capable of withstanding light rain.
Ⅴ. Features & Operation:
Q1. How many fingerprints can be stored?
A: Most models can store between 100–250 fingerprints.
Q2. Does it support temporary passwords?
A: Yes, most models support one-time passwords that can be set remotely through the APP or management platform.
Q3. Can the lock be controlled remotely?
A: Yes, remote unlocking via WiFi / APP / gateway is supported depending on the model.
Q4. What unlocking methods are available?
A: Fingerprint, password, IC card, mechanical key, APP, and temporary password.
Q5. Can the lock connect to smart home systems?
A: Yes, it supports integration with platforms such as Tuya, TTLock, and PLC systems.
Ⅵ. Customization & Design:
Q1. Can I customize my own logo?
A: Yes, logo customization is available with a minimum order quantity of 500 sets.
Q2. Can I customize the appearance or color?
A: Yes, both panel color, material, and packaging can be customized.
Q3. Do you support APP customization?
A: Yes, OEM APP and branded interface customization are available, based on company specifications.
Ⅶ. Quality & Warranty:
All products comply with the 7S Quality Management System and come with a one-year warranty and video installation guidance service.
All products comply with the 7S quality management system and come with a one-year warranty and installation support.
Language Setting Codes for Semi-Automatic & Full-Automatic Smart Locks
Applicable Models: T9-3, T9-5G, T5, T12, T12 Ultra, T16
(1) In the initial state, any registered face, fingerprint, password, or card can unlock the door. When performing setup, do not delete the preset opening direction or torque parameters.
(2) For multi-language switching, enter setup mode and input 888#, then enter the corresponding language code and press Confirm.
A5 Language Setting Codes
(1) In the initial state, any fingerprint, card, or password can unlock the door. (2) After administrator information is recorded, only registered fingerprints, cards, or passwords can unlock.
Language Setting Codes for D01 / D02 (Aluminum Frame Lock Models)
Language Switching Codes:
Start with the installation.
Share the door or room layout, target market, quantities and integration requirements. We can help define the model configuration.
