Keep Your Belongings Safe with Our High-Standard Electronic Safe Lock Fingerprint Identification

I. Core function design

Multi-factor authentication system

Semiconductor living fingerprint identification (can store more than 100 sets)

Six-digit password (supports dummy password to prevent peeking)

Mechanical emergency key

Composite authentication mode (fingerprint + password / fingerprint + key)

Electromechanical control module

6V DC electromagnetic lock (holding current ≤ 0.3A)

Power failure protection device (the keyhole can be connected to 9V emergency power supply when the battery is exhausted)

2. Human-computer interaction system

Intelligent touch panel

Capacitive touch button (with dustproof and waterproof coating)

Three levels of adjustable backlight (default 15 seconds automatic off)

Status indicator system

Multi-color LED indicator (red-alarm / blue-normal / green-on)

Beeper feedback (90dB alarm is triggered after 3 incorrect inputs

3. Power management system

Power supply configuration

4 AA battery compartment (supports nickel metal hydride/battery)

Low power design (static standby current <50μA)

Dual circuit redundant power supply (automatic switching of main and auxiliary battery packs)

Energy monitoring

Voltage detection chip (replace when power <20%)

Emergency micro USB interface (support 5V/2A fast charging)

4. Security enhancement Settings

Electromagnetic shielding layer (anti RFID signal interception)

Self-locking protection mechanism (lock for 5 minutes after 3 consecutive errors)

Anti-disassembly sensor (instant alarm triggered by abnormal vibration)

V. Suggestions for expanding functions

Intelligent and interconnected options

WIFI module (APP temporary authorization to unlock)

Event log (stores the last 1000 operations)

Environmentally adaptive design

Wide temperature components (-20℃~60℃ normal operation)

Moisture-proof coated circuit board (stable operation at 95% humidity)

V. Production supporting suggestions

List of components

2 Emergency keys (with independent number plate)

Quality inspection focus

10,000 cycles of durability test

1.5 meter drop test

While ensuring basic functions, the scheme strengthens:

Security-The password is protected by dynamic keyboard + virtual password

Reliability-Dual power supply design to avoid power failure lock

Ergonomics-Three levels of backlighting adapt to different lighting environments

Extensibility-Smart module interfaces are reserved for easy upgrades

It is recommended to adopt modular design, and assemble the electronic control part and mechanical structure in layers for easy maintenance and upgrade in later stages. ABS shell is recommended to use flame retardant grade material (UL94 V-0), and the surface is treated with anti-fingerprint texture.

Nanjing Duotai Smart Technology Co., Ltd., established in 2001 and headquartered in Nanjing City, Jiangsu Province, is a leading designer and manufacturer of electronic locks, mechanical locks, gun safe cabinets, safe boxes, tool cabinets, and a wide range of security products. With over 20 years of industry experience, the company has established itself as a trusted and innovative supplier in the security solutions sector.

Strategically located just one hour from Shanghai, Nanjing Duotai Smart Technology operates advanced production facilities equipped with cutting-edge technology and staffed by skilled professionals. The company is deeply committed to innovation and quality, adhering to international quality management standards to ensure the highest level of customer satisfaction. By continuously developing original innovations tailored to market trends and customer needs, Nanjing Duotai maintains its competitive edge, offering cutting-edge and practical security solutions.

The company’s products are distributed globally and have earned widespread recognition for their superior quality and excellent after-sales service. Backed by a professional R&D team and holding numerous patents, Nanjing Duotai excels in providing customized design and manufacturing services based on customer specifications. Both ODM and OEM orders are welcomed, ensuring flexibility and adaptability to meet diverse client requirements.

Nanjing Duotai Smart Technology Co., Ltd. warmly invites partners from around the world to visit and explore opportunities for long-term, mutually beneficial cooperation. We look forward to welcoming you and building a successful partnership together. Thank you!