Features: Elevates your security with the CJMCU 608 ATECC608A Module, a cryptographic key storage module featuring quality Random Number Generator for data protections. This encryption module with NISTP256 elliptical curves support, ensures robusts cryptographic functions. Suitable for embeddeds systems engineers and data security experts; This module is a tool for professional dedicated to safeguarding sensitive information. The ATECC608A is perfect for IoT devices, financial systems, and industrial control applications. Specifications: Size:Approx.18x11mm/0.7x0.43inch Model:MCU608 ATECC608A Chip Package Includes: 1pc CJMCU608 Cryptographic Password Module note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.