Parameter
Image size: 8mmx8mm
Image pixels: 160*160
Resolution (dpi): 508
Sensor wear times: >100,000 times
Storage capacity: 300 fingerprints
Matching method: 1:1,1:N
Is there a self-learning: yes
Fingerprint image acquisition time: <110ms
Algorithm to extract feature value time: <200ms
Algorithm search time: <30ms (100 pieces)
Production characteristic time: <500ms;
False Acceptance Rate (FAR): <0.001%
False Rejection Rate (FRR): <1%
Overall recognition time: <1s (100 pieces)
Communication interface: UART
Communication baud rate (UART): 57600
Start-up time: <100ms
Supply voltage: 3.3±0.3 (V)
Maximum current: <55(mA)VDD
Shut-off current: <10(uA) Vsen
Working temperature: -20°C to 40°C
Storage temperature: -40°C to 70°C
Relative humidity: 40% to 85% (non-condensing)
Antistatic ability of fingerprint sensor: Iron cover contact discharge 8KV, non-contact discharge 15KV
Vibration: 2000 G, 0.7 ms, alf sinus, 3 axes
Fall: Can withstand a 1.2-meter drop to the concrete floor
Module weight: <7g
Dimensions: diameter 20.9, thickness 6.15
Security features: One password at a time, preventing fingerprint theft, EAL4+ level security processor escort.

Reminder
You need to know MCU programming to buy this fingerprint module. If you want to directly replace the household fingerprint lock, you need to confirm with the customer service whether the specifications and models are compatible.
Pin description
1, Vsen, Input, fingerprint sensor sensor power input, +3. 3V
2, Touch, Output, fingerprint sensor touch sensing signal output, the default high level is active
3, VDD, Input, module DSP power supply positive input terminal, +3. 3V.
4. TX, Output, serial data output. TTL logic level.
5, RX, Input, serial data input. TTL logic level.
6, GND, signal ground. Internally connected to the power ground