Smoke Alarm GS558

alarm temperature: –
>designed for the type: not stated
>detection type: smoke detector
>dimensions: 35,5 × 120 × 120 mm
>IP rating: IP20
>lifetime: 10 years
>memory of alarms: not stated
>module range: up to 20 m
>operating humidity: 30–95 %
>operating temperature: 10 °C to 45 °C
>packaging: 1 pc, small box
>possibility to connect to other detectors: yes, wireless
>power source: 2× 1.5 V AA, included
>transmission frequency: 433 MHz
>type of installation: possible to mount on the wall or freestanding
>type of signaling: optical and audible
>volume of signaling: >85 dB from 3 m distance