The ZKTeco SBTL3000 single lane swing barrier turnstile is an elegant cost-effective entrance control system designed for high-traffic volume. Models: SBTL3000 Single Lane Swing Barrier Turnstile; SBTL3011 Single Lane Swing Barrier Turnstile (w/ controller and RFID reader); SBTL3022 Single Lane Swing Barrier Turnstile (w/ controller and fingerprint & RFID reader).