fingerprint time attendance with built-in back-up battery, C1 controller is optional IN03 is an ... operationReal-time 1-touch data export 3rd party hosted & non-hosted applicationsSDK available for OEM customers and software developersSpecifications:Fingerprint ... Work code, DLST, Self-Service Query, Auto-matic Status Switch, Back-up battery, T9 input, 9digit user ID, Scheduled-bell, SMSOptional ...