Simple installation, no need complicated tools, convenient for using. | Wide application areas, can be embedded in a variety of final products, such as: access control, assistance, safety box. | Built-in algorithm chip, circular acquisition chip, using a 192x192 sensor, it can store 500 fingerprint. | Integrated image collection and algorithm chip together, it has professional performance. | High recognition rate, flexible for using, it can adapt to dry fingers, wet fingers, light texture fingerprints fingers, and old fingers. | Power source type: PowerSource