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BESMOKEY10

Smoke Alarm, Photoelectric

220

-

240V AC Lithium Battery Wireless Ready

Thank you for purchasing our smoke alarm. This instruction contains 

important information on the correct installation and operation of your 

smoke alarm. Read this instruction fully before attempting installation and 

retain them for future reference.

AS3786:2014

Warning:

•  This product must only be installed and serviced by an appropriately qualified electrician.
•  Observe and follow all local and national electrical and building codes for installation.
•  This product must only be used for the purpose described in these instructions and must be installed in 

accordance with the wiring rules and regulations in local region.

•  Hazardous voltage may be presented at the wire leads of this product.
•  Disconnect the AC power before installing or removing the smoke alarm.
•  Ensure that the product has been correctly installed and tested for safe operation before reconnecting the 

electrical supply.

•  DO NOT connect the interconnection wire to Active or Neutral.
•  A non-pure sinusoidal power sources is not suitable for this smoke alarm (e.g. derived from square-wave 

invertors).

•  The apparatus shall not be exposed to steam or splashing and that no objects filled with liquids, such as 

vases, shall be placed on the apparatus.

Failure to follow these instructions may result in death or serious injury.

Specifications:
Main Power Source 

220-240 V AC/50 Hz

Secondary Power Source

DC 3V battery: Pairdeer CR17450 or Huiderui CR17450

AC Operating Current

<100mA

Interconnecting

Max. 24 alarms (wired 150m maximum)

Operating Temperature 

0 °C to 40 °C

Ambient Humidity

≤ 93%

Alarm Sensitivity 

0.122-0.182 dB/m

Alarm Volume

≥ 85dB(A) @ 3m

Sound Pattern 

ISO8201(BI 0.5s - pause 0.5s - BI 0.5s - pause 0.5s - BI 0.5s 

- pause 1.5s, with the RED LED flashing, repeat this alarm 

pattern)

Comply with

AS3786:2014

Product function description:

Function

Indication

Description

Standby status

The Red LED flashes every 40 seconds.

The unit is working.

Alarm Memory Mode

Flashes twice every 20 seconds.

Shows which alarm in network has fault.

AC power indication

The Green LED illuminates continuously.

The unit is receiving AC power.

Low battery warning

The unit chirps with Red LED flashing 

every 40 seconds.

The battery voltage is too low, need to replace a new 

smoke alarm.

Fault warning

The unit chirps between the Red

LED two times flashing.

The unit is faulty, get helps from the section: “Trouble

Shooting.

Self-test fault warning

The Red LED flashes twice every

40 seconds.

The buzzer fault or buzzer detection circuit fault.

Test function

The Red LED flashes once every second 

with alarm sounding until the TEST 

button is released.

• 

Test by pressing the TEST button on the smoke alarm 

at least 5 seconds.

• 

The alarm will sound if all electronic circuitry, horn 

and battery are working properly.

• 

If no alarm sounds, refer to “Trouble Shooting”.

Hush Mode

The Red LED flashes every 8 seconds.

• 

This smoke alarm has a built-in Silence feature.

• 

If cooking or other non-hazardous sources cause the 

alarm to sound, it can be temporarily silenced by 

pressing the HUSH button for above 2 seconds.

• 

The alarm enters silence mode for 10 minutes.

• 

After the 10 minute dormant period, the smoke 

alarm will resume normal operation.

Fire alarm

The Red LED flashes every second, with 

alarm sounds.

Generate alarm sounds when fire happening.

Interconnection alarm

The unit generate alarm sounds without 

Red LED flashing.

The unit will enter the interconnection alarm mode when 

received wire interconnection alarm signals.

Do Not Disturb

The Red LED flashes every 40 seconds.

The unit will stop nuisance warning about 10 hours 

under low battery or fault mode when the HUSH button 

is pressed.

End-of-life warning

The unit chirps between the Red

LED two times flashing.

The unit sends end-of-life warning after working 10 years. 

Need to replace a new smoke alarm.

Caution:
• 

Before using the silence function, identify the source of the smoke and ensure conditions are safe. The unit will resume  
normal operation after 10 minute silence.

• 

DO not use an open flame to test your alarm, you could damage the alarm or ignite combustible materials and result in a fire.

• 

Pull out the yellow tag insulation sheet in battery compartment before installing smoke alarm, or the smoke alarm won’t 
work properly.

• 

If the alarm sounds, and it is not being tested, it means the unit detected smoke. THE SOUND OF THE ALARM REQUIRES 
YOUR IMMEDIATE ATTENTION AND ACTION.

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