| Communication protocol: | RF433MHz |
| Transmission Range: | over 100m in open area |
| Product standards: | CE EN14604 & AS 3786 |
| Power Supply: | 2pcs 3.0V CR123A lithium battery |
| Sensor of Smoke: | Photoelectric |
| Smoke Alarm Sensitivity: | 0.25dB/m |
| Smoke alarm silence: | about 10 minutes |
| Product life: | 10 years after manufacture |
| Standby Current: | <50µA (average) |
| Alarm Current: | <70mA (average) |
| Operation Ambient Condition: | -10ºC~+50ºC,<95%RH non-condensing |
| Storage/Transport Condition: | -10ºC~+50ºC,<95%RH non-condensing |
| Alarm sound : | ≥85dB at 3 meters |
| Installation Location: | Ceiling or wall |
| Detection range: | Max. 40m 2 within a room. |
| Size: | about Φ120*39mm |
| Weight: | 180±10g (net) |