how do fingerprint scanners work

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... Collection And Scanner Device HF-OS300 is dual & rolling , with FAP30 size optical sensor, USB interface...

... Micro SD 32G Module Specification sensor UPEK TCS2SS 1:1 verification matching speed < 500ms(Feature extraction and...

... Current 2 Dynamic power consumption: current ≤ 200 mA User capacity 100 , 100 password Power supply model Battery Backup power ...

Panwei factory fingerprint digital TT APP lock remote control lock in hot selling Product Paramenters Dimension of External Panel 335L*70W*25H MM Mate...

Biometric Fingerprint Reader For Precise Authentication With PC Or Network Security Features: 1. Small form factor 2. Excellent scan quality 3. Encryp...

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... speed and stable wireless connectivity anywhaere and anytime. Battery : Long lasting performance 15000mAH rechargeable battery lets you fulfill a ...

...-battery warnings sent to your phone. A USB port allows emergency power if needed. The in all lighting conditions, includ...

...RS485communication interface with biometric access controllers and standalone access control, including controllers , F8 and so o...

... is built to withstand tough conditions, making it ideal for use in challenging environments where dust, dirt, and water may be pres...

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... (IPS+300ANSI) TP Touch Module G+G Multi-Touch Battery Type Rechargeable lithium polymer Capacity 5500mAh/3.7V Time Over 6...

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