ZKTcoo K40 Pro: Fingerprint and Face ID Access Control

> K40 Pro is a time and attendance device with self-service reports (SSR) stored in the device.

is a 2.8-inch TFT display.

It has an interface for communication with an electric lock and a third-party exit button.

TCP/IP communication is a standard function that ensures smooth data transfer between the device and PC within several seconds.

The USB host also makes data management very easy.

Most importantly.

the built-in battery can eliminate the issue of power outage.

With the sleek appearance and reliable quality.

you can get the best efficiency out of it.