wireless smoke detector wireless smoke detector fire smoke alarm alarm accessories 433m wireless alarm

 Photoelectric smoke detector (wireless type)Can be used alone, or can be used with an alarm 

Smoke detection alarms are used to prevent fires by monitoring the concentration of smoke. When the concentration of smoke exceeds the limit, the smoke sensor will issue a sound and light alarm, and output a 433MHz wireless signal.

Smoke detectors are widely used in many fields including urban security, residential communities, factories, companies, schools, homes, villas, warehouses, resources, petroleum, chemical industry, gas distribution, and more. They are sensitive to smoke, so they have prevented many fires from happening!

English packaging and instructions can be exported.

Product weight per unit: 150G without battery. Size: 10.6*10.6*4CM.

Product weight: 200 grams with battery. Dimensions: 10.6*10.6*4CM (includes battery; remove battery for a 1 yuan discount)

A box contains 100 pieces.

Crate Size: 62*59*26CM

Gross weight per box: 16KG (excluding batteries), with batteries: 20KG

Technical parameters:

Work Voltage: 9V Carbon or Alkaline Battery

Static Current: ≤10uA

Alarm current: ≤35mA

Smoke sensitivity: Level 2

Alarm sound: >80dB

Transmit Frequency: 433MHz (Optional 315MHz, please confirm)

Launch distance: ≥100m (open space)

Working temperature: -10℃ to 50℃

Work humidity: 10%-90%RH

Battery life: at least 1 year

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