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Easy to Installation More Safety Anti-Theft Smart Door Lock
US$51.00
50-99 Pieces
US$50.30
100-499 Pieces
US$49.90
500+ Pieces
Sample price:US$70.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Free Spart Parts

Warranty

12 Months

Model NO.

M532

Material

Aluminum Alloy

Type

Electronic

Style

European

Shape

Mortise Door Lock

Anti-theft Standard

A

Part

Lock

Backset

60mm

Lock Cylinder Length

70mm

Usage

Household Door Locks, Bedroom

Keyword1

Smart Door Lock

Keyword2

Fingerprint Lock

Keyword 3

Tuya Lock

Keyword4

Tuya APP Lock

Transport Package

Standard Export Packing

Specification

30X14X20 cm

Trademark

ChainFun

Origin

Fujian, China

HS Code

8301400000

Production Capacity

200000

Key features

Easy Installation: Simple paste-and-go design compatible with most European door locks.
Multi-Unlock Modes: 6 ways to open: Tuya APP, password, key fob, shake, and original keys.
Temporary Access: Share virtual keys with family, friends, or Airbnb guests securely.
Durable Material: Constructed from aluminum alloy and copper for long-lasting security.
Global Certifications: CE, FCC, and ROHS certified for quality and safety assurance.
Long Lifespan: Tested for 100,000 cycles with a 1-2 year warranty coverage.
Customization Options: Full, minor, and flexible customization available from designs or samples.
Low MOQ: Minimum order quantity is just 1 piece for easy trial orders.

Company profile

Fujian Chainfun Electronic Technology Co., Ltd.
High Repeat Buyers ChoiceCustomization from SamplesR&D CapabilitiesDigital Management Enterprise
CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Xiamen PortAverage Response Time: ≤4.25h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryFujian Chainfun Electronic Technology Co., Ltd. is a China-based limited trading company established in 2019 with nine employees. It reports professional technical R&D capability, customization from designs and samples, and annual smart door-lock productivity of 200,000 sets. However, it does not provide 3D software design, ODM, SDK, or popular-brand OEM services, and reported no new products in the past year. Export sales are stated at 90%, with six years of exporting experience, but another record states that no valid import/export license is held. Service-quality controls are weakly documented: complaint handling and corrective/preventive actions have no written procedures or records. The supplier has no overseas warehouses, showrooms, agents, branches, or offline trade-show experience. No certification, financial-strength, or customer-case evidence is provided.
After-Sales capabilityThe supplier has no overseas warehouse, showroom, agent, or branch, and has not participated in offline trade shows. Its complaint-handling and corrective/preventive-action mechanisms have no written procedures or records, although relevant service-capability records exist; this indicates a documented-service weakness.
R&D capabilityThe supplier is described as having professional technical R&D capability and offering multiple customization modes, but it reported no new products during the past year and does not provide ODM services, SDK availability, or 3D software design services. The evidence therefore shows technical capability but limited recent product-development breadth.
Production capacityAnnual productivity is stated as 200,000 smart door-lock sets, with peak- and off-season lead times both within 15 workdays. However, the company is classified as a trading company, and the slices do not establish whether this capacity is owned manufacturing capacity or supplied through partners.
Customization capabilityThe supplier explicitly offers full, minor, and flexible customization, including customization from customer designs and samples. This is consistent across the R&D and design-service records and demonstrates broad stated customization support.

Product Q&A

Q:How is the smart lock installed?
A:
It features an easy installation design where you only need to paste it behind the existing door lock.
Q:What are the unlock methods?
A:
You can use 6 methods: Tuya APP, password, key fob, shake, original keys, and optional fingerprint/keypad/WiFi.
Q:Can I share access with others?
A:
Yes, you can share temporary virtual keys with trusted people like family, friends, or Airbnb guests.
Q:What is the warranty period?
A:
We provide a 1-2 year warranty period for all our products, covering free spare parts.
Q:What certifications does the product have?
A:
The product is certified with CE, FCC, and ROHS standards to ensure quality and safety.

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