BTL6000 is a swing barrier with a modular design that realizes fast switching between different readers. And reader installation can be completed by merely pull-out and plug-in. After installing the corresponding readers, SBTL6000 can support multiple verification methods, including RFID, fingerprint, QR code, palm verification and visible light facial recognition. Especially, palm verification and visible light facial recognition can realize touchless entrance control that avoids hands exposing to bacteria and boost public hygienic security.