How is your after-sales service?

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

Premium Quality Smart Push Pull Fingerprint Lock Electronic Biometric Digital Door Lock for Home

Name: Premium Quality Smart Push Pull Fingerprint Lock Electronic Biometric Digital Door Lock for Home
Brand: Fujian Chainfun Electronic Technology Co., Ltd.
SKU: 2274731475

Fujian, ChinaFujian Chainfun Electronic Technology Co., Ltd.

US$72.00

30-99 Sets

US$71.00

100-299 Sets

US$70.00

300+ Sets

Sample price:US$72.00/set.Request sample

Product profile

Customization

Available

After-sales Service

Manual Instruction

Warranty

1 - Year

Model NO.

D21

Customized

Non-Customized

Certification

RoHS, FCC, CE

Application

Public Passage, Enterprise, Supermarket, Campus, Hospital, Parking, Warehouse, Hotel, Company, Garage, Community

Working Principle

Electronically Controlled Lock

Function

Fail -Safe, Fail-Secure

Type

Electromagnetic Lock

Transport Package

1PCS in One Carton

Specification

48*26*10mm

Trademark

None

Origin

Fuzhou, China

Production Capacity

1000000 Pieces/Year

Key features

Triple Biometric Access: Features 3D face recognition, palm vein, and fingerprint sensors for secure entry.

Ultra-Fast Unlocking: Face recognition unlocks in 1 second; fingerprint sensor responds in 0.3 seconds.

Multiple Unlock Methods: Supports face, palm, fingerprint, password, RFID card, mechanical key, and APP.

Smart APP Control: Remote management via Tuya WiFi or TTLock Bluetooth for permissions and records.

Advanced Security System: Includes anti-pry alarm, tamper detection, trial-and-error lock, and low battery alerts.

Durable Aluminum Alloy: Constructed from high-quality aluminum alloy with black or red bronze finish.

Wide Door Compatibility: Fits door thickness 45-120mm with 6068/7068 mortise for various door types.

Long Battery Life: Powered by a 4200mA lithium battery ensuring extended usage between charges.

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: ≤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:Are you a manufacturer?

Yes, we are a professional smart lock manufacturer with over 11 years of experience in China. We offer a 15,000 square meter factory with 4 assembly lines, ISO9001/CE/FCC certification, and 50+ smart lock models.

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, constant temperature, durability, vibration, alcohol abrasion, single-arm drop, and infrared tests.

Q:What is your MOQ and delivery method?

Our MOQ is 1 set. We can ship smart locks to your country 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.