What are the control levels available?

It supports five levels of control: General, building, floor, area, and room control.

How many opening records can the lock store?

The standard type lock can store 512 lines of opening records, including mechanical key openings.

What is the warranty period for this product?

We provide a 2-year warranty for this electronic lock system.

Wireless Backup Data MIFARE Card Hotel Split Lock System Integrated with Any Pms

Name: Wireless Backup Data MIFARE Card Hotel Split Lock System Integrated with Any Pms
Brand: Douwin Int'l Industry Limited
SKU: 1985022891

Guangdong, ChinaDouwin Int'l Industry Limited

US$39.00-45.00

20 Pieces

Sample price:US$45.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Teamviewer or Anydesk Online Suppots

Warranty

2 Years

Model NO.

M901MFSC

Material

304 Stainless Steel

Type

Electronic

Style

Modern

Shape

Mortise Door Lock

Anti-theft Standard

Part

Key

Backset

60mm

Door Thickness Fits

37mm-55mm

Lock Cylinder Length

95mm

Usage

Household Door Locks, Hotel, Apartment

Open Way

Hotel Card or Mechanical Key

Transport Package

Carton

Trademark

DouWin

Origin

China

HS Code

83014000

Key features

Offline Bluetooth Backup: No WiFi needed; backup data via mobile phone Bluetooth for easy recovery.

High Security Encryption: Unique cipher coding per card; compulsory decoding destroys copied cards.

5-Level Access Control: Supports general, building, floor, area, and room level controls.

Durable Stainless Steel: Made of 304 Stainless Steel with a 2-year warranty.

Long Battery Life: Uses 4 AA batteries; supports over 20,000 door openings.

Detailed Record Keeping: Stores up to 512 opening records including mechanical key usage.

Dual Password Security: System and operating passwords work together to ensure safety.

Timing Control Function: Built-in clock controls the effective time limit of card keys.

Company profile

Douwin Int'l Industry Limited

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2006-06-18Nearest Port: GuangzhouAverage Response Time: ≤10.88hTerms of Payment: T/T, PayPal, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF, CIP, EXW

AI-Powered supplier vetting

SummaryThe supplier is identified as a Guangzhou-based trading company associated with wholesale and retail activities. It reports OEM and ODM services, SDK availability, new product launches, and broad customization options. Production information states annual electronic-lock output of 250,000 sets, with lead times within 15 working days in both peak and off-peak periods. Export coverage is broad, and exports account for 71%–90% of total sales. However, the supplier reports no inventory, overseas warehouse, overseas showroom, overseas agent or branch, or offline trade-show participation. Customer complaint and corrective-action processes have no written procedures or records, while quality-assurance status and testing-equipment information are incomplete; stated quality-control test equipment quantity is zero. No explicit certification or customer-case evidence is provided.

After-Sales capabilityAfter-sales and service-system evidence is weak: there are no written corrective/preventive-action or complaint-handling procedures or records, no inventory, overseas warehouse, showroom, agent or branch, and no overseas service countries reported. The supplier does report acceptable quotation and payment terms, but these do not establish effective after-sales support.

R&D capabilityThe supplier reports R&D engineers with 11–20 years of total experience, SDK availability, new products launched in the past year, and ODM capability. These explicit indicators support an innovation capability advantage.

Production capacityReported production capacity is 250,000 electronic-lock sets annually, with lead times within 15 working days during both peak and off-peak seasons. The supplier also reports no in-stock service capacity, while outsourcing procedures and contracts are unknown; therefore, production output and lead-time capability are supported, but broader operational resilience is not fully evidenced.

Customization capabilityThe supplier explicitly offers flexible, minor, and full customization, including customization from designs and samples. It also reports both OEM and ODM services, providing clear evidence of broad customization capability.

Product Q&A

Q:Does the lock system require WiFi or internet?

No, the system does not need WiFi or internet. It only requires your mobile phone's Bluetooth to transfer data.

Q:How can I backup the lock data?

You can backup data freely via mobile phone Bluetooth. If the software or computer is damaged, you can recover it using the backup file on other computers.

Q:What is the battery life of the lock?

The lock uses 4 AA batteries (No. 5 or No. 7) and can normally exceed 20,000 door openings.

Q:Is the lock data secure against copying?

Yes, each card has a different unique code that cannot be copied. Compulsory decoding will automatically destroy the card.

Q:What materials is the lock made of?

The lock is made of 304 Stainless Steel and comes with a 2-year warranty.