Power Supply: DC 9V battery operated
Sensitivity Setting: Conforms to EN50291 standard
Standby Current: <30µA
Alarm Current: <20mA
Operation Ambient Condition: 4~38℃, 25~85%R.H.
Sensor Type: electrochemical                                                                                            Hush function with LED indication
Battery spec: rating voltage: DC 9V
Battery Package: Carbon Zinc 6F22 or Alkaline 6Lr61, 1604A for ANSI,6AM6 for JIS.
Battery Size: 25.5 * 16.5 * 47.5 (unit: mm), it is approximation.

Battery life: 1 year

Alarm sound : ≥85DB at 100cm @3.4±0.5KHz pulsing alarm (The alarm sound pattern is : BI 0.5s - pause 0.5s –BI 0.5s – pause 0.5s – BI 0.5s – pause 1.5s, with a corresponding LED flash ,repeat this alarm pattern)
Packing Size:110mm x 110mm x 49.5mm                                                                            Weight:0.18kg