... sensors · Selectable USB, RS232 / 485, LAN, wireless communication interfaces · High definition LCD with wider viewing angles and redundant operation temperature · Support ... other range ±5%RH(Testing Environment 23℃±2℃) / ±2%RH(High-precision version) RH Resolution 0.1%RH General Memory Size ... B] / 180,000[C] / 360,000[D]values Alarm High level and low level, display+beep+backlight Sampling Interval 2s ...