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Intelligent Waterproof Smart Door Lock Tuya APP for Main Door

Name: Intelligent Waterproof Smart Door Lock Tuya APP for Main Door
Brand: Fujian Chainfun Electronic Technology Co., Ltd.
SKU: 2289021955

Fujian, ChinaFujian Chainfun Electronic Technology Co., Ltd.

US$75.00

10-99 Sets

US$74.00

100-299 Sets

US$73.00

300-499 Sets

US$72.00

500+ Sets

Sample price:US$75.00/set.Request sample

Product profile

Customization

Available

After-sales Service

Manual Instruction

Warranty

1 Year

Model NO.

D21

Material

Aluminum Alloy

Type

Lock

Style

Modern

Shape

Mortise Door Lock

Anti-theft Standard

Part

Lock

Door Thickness Fits

45-120mm

Usage

Household Door Locks, Bedroom, Channel Lock

Size

410*75mm

Unlock Way

7 in 1

APP Version

Tuya WiFi

Power Supply

4200mAh

Lock Body

6068/7068/6085/6585/6590

Color

Black/Bronze

Apply Door Thickness

45-120mm

Applicable for

Wooden Door/ Security Doors/ Copper Doors etc.

Inner Box Specification

48*26*10cm

Outer Box Specification

49.5*33.5*54cm

Package

6 Sets in One Big Box

Surface Finish

Anodizing

Process

CNC Carved

Weight

3.5kgs Without Lock Body

Transport Package

Gift Box

Specification

48*26*10cm

Trademark

None

Origin

Fuzhou, China

HS Code

8301400000

Production Capacity

1000000 Pieces/Year

Key features

Factory Direct with Proven Experience: Worked with project builders, brand owners, e-commerce sellers, and supermarket clients. Real cases available upon request.

100% Real Unedited Photos, What You See Is What You Get: All product images in our gallery are raw factory shots. No editing, no filters.

Hard Anodized, Salt Spray Test, Adhesion Test. Built for Heavy Use.

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 11 years of experience in China. We operate a 15,000 square meter factory with 4 assembly lines capable of producing 5,000+ sets per day. Our team includes 200+ members, 32 R&D engineers, and we hold 50+ patents.

Q:Can I get customization according to my own requirements?

Sure. We offer Simple OEM Customization including customized logos, packaging, colors, and finishes. We also provide Deep ODM Customization for customized appearance, functions, performance, software integration, and server deployment.

Q:How do you guarantee product quality?

Every lock undergoes 100% inspection before leaving the factory. We also conduct various performance tests including salt spray test, constant temperature test, durability test, vibration test, alcohol abrasion test, single-arm drop test, and infrared test.

Q:What is your MOQ and delivery method?

Our MOQ is 1 set. We can ship smart locks directly to your country port or to your door. Please provide your port name or address so we can offer the most competitive price and freight.

Q:What is your delivery time?

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