... Model:FR-U182.Name:Fingerprint Time Attendance and Access Controller 3. Product ... AND Backup Battery as per your request .Identification speed obviously improved, process 3,000 fingerprints ... capacity3, 000Transaction Storage80, 000Period of dataKeep data for 3 years ... Access Control), Electronic bellCommunicationsRS232 or RS485, TCP/IP, USB and Weigand outputAccess controlSupport single acess control ...