What materials is the lock made of?

The shell is made of zinc alloy, which is collision-proof, waterproof, and rust-proof.

Can I manage users remotely?

Yes, the Tuya Smart APP allows you to add users, manage fingerprints, authorize access, and monitor battery status.

What are the dimensions of the lock?

The front and rear lock sizes are both 70mm*80mm, with a mounting hole diameter of 45-60mm.

Hot Sale Ttlock APP Electronic Door Lock Handle Smart Lock with Keypad

Name: Hot Sale Ttlock APP Electronic Door Lock Handle Smart Lock with Keypad
Brand: Fujian Chainfun Electronic Technology Co., Ltd.
SKU: 2000054455

Fujian, ChinaFujian Chainfun Electronic Technology Co., Ltd.

US$37.00

10-99 Pieces

US$35.00

100-499 Pieces

US$33.00

500-999 Pieces

US$29.00

1,000+ Pieces

Sample price:US$70.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Free Spart Parts

Warranty

12 Months

Model NO.

D68

Material

Aluminum Alloy

Type

Electronic

Style

European

Shape

Mortise Door Lock

Anti-theft Standard

Part

Lock

Backset

60mm

Door Thickness Fits

35-60mm

Lock Cylinder Length

Single Latch/5050

Transport Package

Standard Export Packing

Specification

240*60*21mm

Trademark

ChainFun

Origin

Fujian, China

HS Code

8301400000

Production Capacity

200000

Key features

4-in-1 Keyless Entry: Supports fingerprint, PIN code, backup key, and Bluetooth/APP unlocking for super convenience.

Smart APP Control: Tuya APP enables remote user management, authorization, and real-time battery monitoring.

Anti-Peep Password: Random digits before/after correct code create unlimited secure passwords to prevent peeking.

Easy DIY Installation: Fits 35-50mm doors using existing holes; takes minutes to install without extra drilling.

Long Battery Life: Powered by 4 AA batteries with low standby current, lasting up to one year.

Durable Construction: Zinc alloy shell is collision-proof, waterproof, and rust-proof for long-term durability.

Multiple Unlock Modes: Includes auto-relock, passage mode, temporary visitor mode, and combination unlocking.

Emergency Power Supply: Features a Type-C charging port for emergency power when batteries are depleted.

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: ≤4.18h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryFujian Chainfun Electronic Technology Co., Ltd., established in 2019 in China, is a trading company with a focus on smart door locks. With a significant export ratio of 90%, the supplier lacks overseas infrastructure and participation in trade shows. The company's R&D capabilities are limited, with no new products or ODM/OEM services offered in the past year. It can handle various customizations but does not provide 3D software design services. The supplier does not hold an effective export license and lacks formal after-sales service procedures.

CertificationsThe supplier does not hold an effective export license.

After-Sales capabilityThe supplier lacks written procedures for handling customer complaints and corrective actions.

R&D capabilityThe supplier has R&D capabilities but did not introduce new products or offer ODM services in the past year.

Production capacityThe supplier has an annual productivity of 200,000 sets of smart door locks.

Customization capabilityThe supplier offers full, minor, flexible customization, and customization from designs or samples.