Custom Wireless Digital Electronic Fingerprint Lock WiFi Handle Smart Door Lock with Tuya Smart Life APP

Name: Custom Wireless Digital Electronic Fingerprint Lock WiFi Handle Smart Door Lock with Tuya Smart Life APP
Brand: Fujian Chainfun Electronic Technology Co., Ltd.
SKU: 1994290441

Fujian, ChinaFujian Chainfun Electronic Technology Co., Ltd.

US$30.00

10-299 Pieces

US$29.00

300-499 Pieces

US$28.00

500+ Pieces

Product specifications

Color

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Manual Instruction

Warranty

1-Year

Model NO.

K30

Material

Aluminum Alloy

Type

Lever Handle

Style

Modern

Shape

Lever Handle Lock

Anti-theft Standard

Part

Key

Backset

60-70mm

Door Thickness Fits

35-50mm

Lock Cylinder Length

Customized

Usage

Household Door Locks, Bedroom

Unlock Way

Fingerprint/Key/APP/Card

APP

Tuya APP, Ttlock APP

Mortise

Single Latch

Color

Black, Sliver

Transport Package

Carton

Specification

157*62mm

Trademark

None

Origin

Fuzhou, China

HS Code

8301400000

Production Capacity

1000000 Pieces/Year

Key features

Highly adaptable: Compatible with various lock bodies, such as single-latch lock bodies, 5050 lock bodies, 5572 lock bodies, and other types of lock bodies.

Easy installation: No need to damage the original door, just replace the old lock.

Anywhere, Anytime Productivity: The ultra-portable design ensures top-tier performance whether you're at a cafe or a CEO's office.

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:Is your company a factory or a trading company?

Chainfun is a factory mainly manufacturing smart locks.

Q:How can you make a difference from other suppliers?

We have more than 10 years of rapid development together with our customers. We know our customers' need as well as the market' s developing trend. We have the most professional producing and testing equipment in this field. Equipped with a strong QC dept and R&D dept, each of our products' quality is under strict control standard. Buy from us with 100% confidence

Q:Could you help with my designed products?

We are able to offer OEM/OEM service for our customers to gain the best solution for their markets.

Q:What is your leading time?

Sample order will be ready for shipment within 3 days. Bulk orders will be ready for shipment in about one week or two.