Zkteco Access Control

ZKTeco K40 is a compact biometric time attendance and basic access control terminal designed to help businesses accurately track employee check-in/out times and manage entry permissions. It features a 2.8-inch TFT color display, fast fingerprint verification in under 0.5 s, and supports up to ~1,000–3,000 fingerprint templates and tens of thousands of attendance records depending on configuration. The device offers TCP/IP and USB connectivity for easy data transfer, a built-in battery backup for power interruptions, and standard functions like self-service query, schedule bell, and status switching. It integrates with ZKTeco software (e.g., ZKTime.net) for efficient workforce management and reporting.