What is the minimum order quantity?

The minimum order quantity is 1 piece, allowing for flexible purchasing options for individual buyers or small businesses.

What is the warranty period?

We provide a 2-year warranty for this smart lock, along with free spare parts to ensure long-term usability.

What door thickness is compatible with this lock?

This lock is suitable for doors with a thickness ranging from 35mm to 52mm, fitting most standard residential and commercial doors.

Mart Mortise Keyless Lock Smart Handle Lock

Name: Mart Mortise Keyless Lock Smart Handle Lock
Brand: Fujian Chainfun Electronic Technology Co., Ltd.
SKU: 1999024225

Fujian, ChinaFujian Chainfun Electronic Technology Co., Ltd.

US$59.50

10-99 Pieces

US$59.00

100-199 Pieces

US$53.00

200-499 Pieces

US$47.00

500+ Pieces

Sample price:US$70.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Free Spart Parts

Warranty

12months

Model NO.

Design

Touch Screen

Material

Alloy

Suitable for

Home Door

Customized

Usage

Commercial

Transport Package

Standard Export Packing

Specification

30X14X20 cm

Trademark

ChainFun

Origin

Fujian, China

HS Code

8301400000

Production Capacity

200000

Key features

Multi-Method Unlocking: Supports BLE APP, WiFi APP, Fingerprint, Mechanical Key, Card, and Password for versatile access.

High-Speed Fingerprint Recognition: Features an FPC fingerprint reader with identification time of less than 0.1 seconds.

Durable Zinc Alloy Construction: Made from robust zinc alloy material, ensuring longevity and security for residential and commercial use.

Long Battery Life: Powered by 6V (4x AAA batteries) with support for 10,000 lock and unlock operations.

Flexible Customization Options: Offers full customization, minor customization, flexible customization, and customization from designs or samples.

Low Minimum Order Quantity: Supports a minimum order quantity of just 1 piece, ideal for small batches or individual purchases.

Wide Application Compatibility: Suitable for home doors, apartments, offices, and Airbnb with door thickness ranging from 35mm to 52mm.

Comprehensive Warranty Coverage: Provides a 2-year warranty and free spare parts to ensure customer satisfaction and product reliability.

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: ≤4.57h 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.