| 1) Alarm Dimensions:4.1″dia., 2.1″ht. |
| 2) Working Current : |
| a) Static Current:≤12µA |
| b) Alarm Current: ≤15mA |
| 3) Operating Voltage: DC9V |
| 4) Sound Output : 85 Db at 10 feet. |
| 5) Temp Range :14℉( -10℃) to 147℉( 60℃) |
| 6) Humidity Range: ≤95%RH（40±2℃） |
| 7) Battery : 9V battery back-up for at least 1 year. |
| 8) Protection area : 6 m high , 60 ㎡. |
