... interface>>Serial : RS-232C, Default communication parameter 9600,n,8,0,1>>Temperature: -20-+70 °C>>Humidity : Relative humidity 95% ... Level Sensor, Oil Overflow Level Sensor, Water Leak Sensor, Temperature Sensor, Door Sensor, PIR Motion Sensor, Smoke Sensor, ... Remote Controller, GPRS RTU Data Logger, GSM Telemetry, Temperature Measurement Logger, Power Monitoring Alarm, GSM M2M Products Manufacturer ...