Check the listing for details. ZKTeco S922 Portable Biometric Mobile Time Attendance Device. Condition: New. Listed at 675.00 USD. s-922 Time and Attendance system fingerprint timeclock is waterproof, dustproof, and shockproof, so it will function in wet or damp environments. With WiFi connectivity and replaceable battery, your employees can clock in and out on the job site without the need for commercial power, and you can transfer data to the web anywhere you have connection. The BS922 also comes equipped with scheduled bell options. This device helps eliminate buddy punching and takes your timekeeping system to the next level.User Capacity: 5,000/ 10,000 FingerprintCard Capacity: 30,000 (Proximity ID Card)Transaction Capacity: 200,000Communication: TCP/IP, USB Host, WIFIStandard Functions: AMDS, Work-Code, DST, Scheduled-bell, Self-Service Query, Automatic Status Switch, T9 input, Photo-ID, 9 Digit User ID, Short MessagePower supply: 12V 3A DC, Built-in Backup battery 7600mAh battery