... Can be set up and programmed from PC Programmer by USB cable; Time stamped alarm messages; Backup rechargeable battery ... 1200MAh LI-IONTemperature range-20°C ~ +60 °CHumidity rangeRelative humidity 20~95% (condensation free)Weight320g** Electrical Characteristics @25°C ... Level Sensor, Oil Overflow Level Sensor, Water Leak Sensor, Temperature Sensor, Door Sensor, PIR Motion Sensor, Smoke Sensor, Gas ...