docooler 2.4" TFT LCD Display USB Biometric Fingerprint Attendance Machine DC 5V/1A Time Clock Recorder Employee Checking-in Reader A6 Suitable for the employees attendances of office, factory, hotel, school, etc. Adopting the energy-saving fingerprint sensor and power management function. Make time tracking easy, reduce the administration workload. 2.4 inch TFT LCD display screen, USB flash drive download. Does not need software, T9 input method editors, name, department, frequency and other information, can be directly output attendance reports.