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New Digital Door Lock for Home Door Factory Convenience
US$60.00
20-99 Pieces
US$56.30
100-499 Pieces
US$55.00
500-999 Pieces
US$48.00
1,000+ Pieces
Product profile
Customization
AvailableMortise
Single LatchTransport Package
Standard Export PackingModel NO.
2071Specification
30X14X20 cmTrademark
ChainFunOrigin
Fujian, ChinaHS Code
8301400000Production Capacity
200000Key features
Multi-Unlock Methods: Supports fingerprint, app, keypad, IC card, keys, and voice control via Alexa.
High Capacity Storage: Stores up to 99 fingerprints and 99 passcodes for family or rental management.
BHMA Authentication: Certified by BHMA for reliable security and performance standards.
Easy DIY Installation: Fits doors 1.38-2.16 inches thick; installs in minutes with just a screwdriver.
Long Battery Life: Endures 100,000 cycles with 1-year battery life on 4 AAA alkaline batteries.
Customizable Options: Offers full, minor, and flexible customization including designs and samples.
Low Battery Alert: Features a low battery indicator at 4.8V to prevent unexpected lockouts.
Company profile
CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Xiamen PortAverage Response Time: ≤5.36h 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:What are the available unlock methods?
A:
You can unlock the door using fingerprint, mobile app, keypad passcode, IC card, mechanical backup keys, or voice control with Amazon Alexa (requires extra WiFi gateway).
Q:How many fingerprints and codes can be stored?
A:
The lock supports storing up to 99 fingerprints and 99 passcodes, allowing you to manage users for rentals or family access.
Q:Is the lock suitable for DIY installation?
A:
Yes, it is designed for easy DIY installation. You can install it in minutes using only a screwdriver, following the guide video.
Q:What is the battery life and power supply requirement?
A:
It uses 4 AAA alkaline batteries (not included) and offers a 1-year battery life with 100,000 cycle operations. A low battery indicator alerts you at 4.8V.
Q:What door thicknesses are compatible?
A:
The lock is compatible with door thicknesses ranging from 1.38 inches to 2.16 inches (35mm-55mm).
Send Inquiry
*To:
Fujian Chainfun Electronic Technology Co., Ltd.
Fujian Chainfun Electronic Technology Co., Ltd.*Content:
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