| Standby Currents | less than 3uA |
| Alarm Current | less than15mA |
| Wireles Transmitting Distance | less than 80m (open area/ no-interfering) |
| Wireless Transmitting Frequency | 433MHz |
| Case Material | ABS plastics |
| Operating Temperature | '-10 ~55 degrees |
| Operating Temperatue | less than 80% (No coagulation) |
