ZA620_M5 Optical Fingerprint reader Sensor Module sensors All-in-one For Arduino micro:bit Description Supply voltage: 3.3V Supplying Supply Current: Current: Peak current: Fingerprint image time: Window size: 14 ╳ 18 mm Matching mode: Match mode (1:1) Search mode (1: N) Signature File: 256 bytes Template files: 512 bytes Storage capacity: 1,000 Safety level: five (from low to high: 1,2,3,4,5) https://elecena.pl/product/20264757/optical-fingerprint-reader 2022-02-05 https://elecena.pl/product/20264757/optical-fingerprint-reader 2025-07-09