... optional), output:9VDC500mA.3. Standby Current: ≤40mA Alarm State Current: ≤350mA4. Working Condition: Indoor, temperature: -10 ~ 50Degree, Relative humidity: ≤90% atmospheric pressure ... are remote control the system on phone. When alarm, the panel will alert which sensor, including Door Contacts, PIR Motion Sensors, Smoke ...