The ZKTeco S922 Portable Fingerprint Time and Attendance Terminal is specifically designed for off-site time management, such as construction sites, logistic industries, large farms, mining industry, etc. and can store 50,000 fingerprint and 50,000 card templates. It can also store log capacity of 800,000. It features Built-in 7600 mAh backup battery extends extra operation time. It supports Communication via GPRS, TCP/IP, USB-host and optional with Wi-Fi/3G. It features IP65 rated water-proof and dust-proof protection grade. It is shockproof (1m above the ground). The top handle with rubber coating enables users to carry easily. It has a 1-year warranty.