Granding Technology Company is a global Biometrics & RFID products and service provider by a top China-based team. Alloy steel tripod hub and SUS304 stainless steel casework & tripod arms ensure long-lasting durability. Power conservation. Electro-magnetic locks remain in “standby mode” until turnstile is activated. Patented oil lubrication system reduces need for maintenance. High quality electrical components.Tripod-arms unlock & drop during emergencies /power loss. All smooth finish. No exposed screws or fasteners. Visual indicator for access granted (or denied). Ergonomic design makes card and fingerprint authentication fast & simple for users. Secure, Supports Anti-tailgating.