S400W-EK Wireless Temp Data Logger Display Resolution temperature: 0.1C/ humidity 0.1%RH Recording capacity: 43000 unit Features 1.Wireless Remote centralized Real-time Temperature humidity monitor.. 2.Easy to operation and complete functions of software 3.Temperature log and measurement range: -20C~70C 4.Humidity log and measurement rang:e 0~100 %RH 5.Temperature accuracy : 0.2-0.5C humidity accuracy 2-5%RH 6.Recording capacity: 43000 unit 7.Long interval: 2s-24 hours. Timing recorder time sample interval and log interval can be set in the software. 8.Recording protection 9.Recording function will stop when battery is low but recording values can be saved forever safely. 10.Adopt Switzerland digital temperature humidity integration sensor which assure the reliability and stability. 11.Display Resolution temperature: 0.1C/ humidity 0.1%RH 12.Wireless antenna Built-in(2.4G). 13.Installation Wall-mounted with fixed support easy to use and convenient to maintain. Alarm type Audible and visual alarm (LED+Buzzer). Automatic alarm when any setting limits are exceeded.