roller shutter sensor radio fire smoke alarm sensors for Electric
smoke exhaust windowWireless fire smoke alarm for roller
shutter with linkage function specifications:The wireless
smoke alarm is mainly used to control roller shutter window or
automatic window, When a fire occurs, the smoke alarm sound an
alarm, and then send a radio RF signal to the motor controller to
open roller shutter or window. So that you can use the least amount
of time to escape danger.1. Main unit: Linkage
function2. Voltage: DC9V3. Emission distance: >50m4.
Wirless convenient for instalApplication /* January 22, 2024
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