How is your after-sales service?

We offer a one-year warranty, provide 1% spare parts, and provide installation and after-sales service for our products.

What certifications do your smart locks have?

Our N9 smart door locks come with CE, FCC, RoHS, ANSI, and UL certifications, meeting local safety standards and regulatory compliances.

What are the main advantages of this smart lock?

Main advantages include high convenience, multi-user management, high security, temporary password generation, and abnormal unlocking alarms.

Chianfun Tuya WiFi Fingerprint Smart Door Handle Lock for Interior Door

Name: Chianfun Tuya WiFi Fingerprint Smart Door Handle Lock for Interior Door
Brand: Fujian Chainfun Electronic Technology Co., Ltd.
SKU: 1982105161

Fujian, ChinaFujian Chainfun Electronic Technology Co., Ltd.

US$28.00

30-99 Pieces

US$27.00

100-499 Pieces

US$26.00

500-999 Pieces

US$25.00

1,000+ Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Free 2% Extra Wear-and-Tear Parts

Warranty

12 Months

Model NO.

Material

Aluminum Alloy

Type

Electronic

Style

Modern

Shape

Mortise Door Lock

Anti-theft Standard

Part

Lock

Backset

60mm

Door Thickness Fits

Customized

Usage

Household Door Locks, Bedroom, Channel Lock

Mortise

6068/7068/6085/7085 etc.

Transport Package

Standard Export Packing

Specification

50X40X30 cm

Trademark

ChainFun

Origin

Fujian, China

HS Code

8301400000

Production Capacity

200000

Key features

Smart App Control: Supports Tuya/TTlock APP for remote monitoring, user management, and temporary passwords.

Multi-Unlock Methods: Unlock via fingerprint, password, key, card, or Bluetooth for maximum convenience and security.

Durable Design: Patented double-bearing design ensures smooth operation and passes 100,000 times sagging test.

High Security: Features anti-theft standard A, abnormal unlocking alarms, and difficult-to-copy fingerprint tech.

Customizable Options: Supports customized door thickness, mortise types, and deep ODM services for appearance and software.

Reliable Power Supply: Powered by 4 AA alkaline batteries with USB backup power function for emergency access.

Comprehensive Certifications: Certified by CE, FCC, RoHS, ANSI, UL, and ISO9001, meeting international safety standards.

Low MOQ: Minimum Order Quantity is just 1 set, allowing for easy trial orders and flexible purchasing.

Company profile

High Repeat Buyers ChoiceCustomization from SamplesR&D CapabilitiesDigital Management Enterprise

Fujian Chainfun Electronic Technology Co., Ltd.

Fujian, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Xiamen PortAverage Response Time: ≤4.24h 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:Are you a manufacturer?

Yes, we are a professional smart lock manufacturer with over 7 years of experience in China. We have a 15,000 square meter factory with 4 assembly lines producing 5,000+ sets per day.

Q:Can I get customization according to my requirements?

Sure. We offer simple OEM customization (logos, packaging, colors, finishings) and deep ODM customization (appearance, functions, performance, software integration, server deployment).

Q:How do you guarantee product quality?

Every lock undergoes 100% inspection before leaving the factory. We also conduct salt spray, temperature, durability, vibration, alcohol abrasion, drop, and infrared tests.

Q:What is your MOQ and delivery method?

Our MOQ is 1 set. We can ship to your country's port or directly to your door. Please provide your port name or address for a competitive price and freight quote.

Q:What is the delivery time?

The delivery time is 15-35 days after receiving your deposit.