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interlinked smoke alarm, 10 years sealed battery
Wisualarm interlinked smoke alarm link up to 24 devices
smoke alarm insides structure
smoke alarm recommended scenarios
smoke alarm installation position
smart smoke alarm linked
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Wisualarm Interlinked Smoke Alarm With 10 Years Unreplaceable Battery (Up to 24 devices)


· Split-spectrum sensor technology
· Test and silence features in one single button
· Loud sound output over 85 dB(A) at 3 meters
· Low quiescent current consumption
· Surface-mount device (SMD) circuit board design
· Low battery warning signal
· Built-in battery, easy installation
· Silenced by a working infrared remote controller
· Wireless interconnected with a maximum of 24 devices

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Collection Type


Sampling Period


Alarm Volume

85dB (A) at 3 m (9.84 ft)

Silence Duration

12 min

Pre-Set Alarm Value


Operating Frequency

868 MHz

Radio Signal Range

Up to 1000 m (3280.84 ft) in open air

Power Source

3V CR123A lithium battery (non-replaceable)

Operating Temperature

-10°C to +55°C (+14°F to +131°F)

Operating Humidity

≤ 95% RH (non condensing)


φ98 mm × H43.1 mm (φ3.85" × H1.70")


138 g (0.30 lb)


Ceiling Mount


TÜV and CE listed

Compliance Standard

EN 14604:2005+AC:2008



How doean a smoke alarm works?

The standalone Smoke Alarm is designed to continuously monitor smoke concentration. Adopting newsplit-spectrum sensor and a built-in high-volume buzzer, it respondsquickly and becomes highly sensitive with stable performance and lowfalse alarm. Once the surrounding smoke concentration reaches thealarm value, it will promptly send out visual and audible alarm signal toremind the user to take immediate measures.

Why smoke alarm beeping when there is no smoke?

To know why the smoke alarm beeps, let's get to know when it alarms. The smoke alarm usually alarms for these 3 situations: when there is a smoke, and it alarms when the smoke level reaches the value; secondly it might be a fault alarm when there is a bug or some dust wents in; thirdly it will also alarms when it's low battery warning. So how can we get to know why it alarms? You can also judge by the LED indicator that tells you the real reason. When the Green indicator flashes once perminute it means it's standby. When the Red indicator flashes once per second it means it has detected the smoke and alarming. When the Red indicator flashes once per minute means the smoke alarm is in fault. When the Red indicator flashesonce per minute that means the smoke alarm is already Low battery. You need to change it.

How many smoke alarms do i need for home?

For home use, when the height of the space is less than 8m (3.28 ft), the protection area of a device is20 m2–40 m2. So you can judge how many smoke alarms according to how many bedrooms and the area for your home.

What is the type of smoke alarm, photoelectric or ionisation?

The smoke alarm uses photoelectric smoke sensor for responding quicker to smouldering fires and the dense smoke given off by foam filled furnishings or over heated PVC.
Package List
Wireless Interconnected Smoke Alarm
Self-tapping Screw
Extension Blot
User's Manual

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