Nanjing Duotai Smart Technology Co., Ltd.
                                                                                                           
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Zinc Alloy Smart Door Lock with Fingerprint Scanner - Grade C Security & Corrosion Resistance

Price Negotiable
Price: Negotiation
MOQ: 1 set
Delivery Time: Negotiable
Brand: Duotai
Product Description
Zinc alloy electronic smart door lock with fingerprint scanner and modern design
Material Construction & Durability

This smart door lock features a zinc alloy exterior housing with advanced corrosion resistance properties, making it suitable for humid environments and harsh weather conditions.

Zinc Alloy Material Properties
Advantages Considerations
  • Easy molding for intricate designs and custom finishes
  • Cost-effective manufacturing for mass production
  • Enhanced corrosion resistance with oxide treatment
  • Lower strength than stainless steel (compensated by Grade C lock certification)
  • Potential surface oxidation in extreme moisture conditions
Multi-Method Access Control

Four distinct unlocking methods provide flexible access management for residential and commercial applications:

  • Fingerprint Recognition: Semiconductor sensors with ceramic/sapphire covers for superior accuracy and scratch resistance
  • PIN Code Access: Supports temporary codes for guest management with secure encryption
  • NFC Card Entry: Encrypted card technology prevents cloning and unauthorized duplication
  • Mechanical Key Backup: Discreetly positioned keyholes with Grade C certified cylinders (≥270-minute anti-picking rating)
Advanced Security Features
  • Grade C Lock Cylinder: Certified for 270+ minutes of anti-picking protection
  • Anti-Tamper Alarms: Integrated sensors detect forced entry attempts
  • Anti-EMI Protection: Electromagnetic pulse resistance prevents Tesla coil attacks
  • Reinforced Structure: Zinc alloy exterior paired with internal stainless steel lock body for maximum durability

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Nanjing Duotai Smart Technology Co., Ltd.
Location No.739 Dixiu Road Jiangning Binjiang Development Zone, Jiangning District, Nanjing, China.
Contact Person Bu

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