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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: ACJ
  • Model Number: ACJ-994
  • Usage: Personal, personal carbon monoxide detector
  • Produce Name: home Security system personal carbon monoxide detector en50291
  • Color: White
  • Size: 107X44mm
  • Sensor: Electrochemistry Carbon Monoxide Sensor
  • Operation Voltage: DC9V Battery
  • Low Battery Alert Remain: 7-15 days
  • Ceriticate: Conforms to EN50291:2001,RoHS,CE
  • Alarm Current: ≤30mA
  • Ambient Temperature: -10℃ to 50℃

Packaging & Delivery

Packaging Details gift package
Delivery Time 3 days after payment


Product Description



1.Unit Size:Φ107X44mm

2.Standby Current:≤50uA

3.Alarm Density:

    300ppm, Alarms Within 3 minutes
   100ppm, Alarms Within 10~40 minutes
  50ppm, Alarms Within 60~90 minutes
   30ppm, Alarms Not Activate Within 120minutes

4.Alarm Current: ≤30mA

5.Sensor: Electrochemistry Carbon Monoxide Sensor

6.Superbright LED Display

7.Alarm Sound:≥85dB(3m)

8. Low Battery Alert Remain: 7-15 days

9.Ceriticate:Conforms to EN50291: 2001,RoHS,CE

10. Ambient Temperature: -1050

11.Ambient Humidity: ≤95%RH

12.Operation Voltage: DC9V Battery



Unit sizeØ107 x 44mm
Standby current≤50uA
Sensorelectrochemistry carbon monoxide
Alarm sound≥85dB(3m)
Alarm current≤30mA

Alarm density


At 30ppm, will alarm within 120 minutes                   At 50ppm, will alarm within 60 to 90 minutes
At 100ppm, will alarm within 10 to 40 minutes
At 300ppm, will alarm within 3 minutes
Low Battery Alert Remain7-15 days
CeriticateConforms to EN50291:2001,RoHS,CE
LED displayit shows that is in static state when flash eash each 50s,shows carbon monoxide accident when it flashes quickly.
Ambient Humidity≤95%RH
Operation VoltageDC9V Battery


Our Services

Why choose our products ? 

* Professional experience and ability to accept and fulfill ODM/OEM orders.

* Answer your enquiries, questions and emails in 24 hours

* Direct control on material, testing, quality, lead time ect.

* Flexible Payment terms ranged at different quantity

* One year warranty life for all detectors sold out from Lidingfeng Technology

The service

1)    We can ship to worldwide

2)    Payment:  Western Union, T/T, Paypal

3)    Shipping: DHL, UPS,TNT, EMS, and other courier available as required.

4)    Delivery time: 7-15 days after your full payment.

5)    The order more than 1000pcs,accept to add the logo. The order more than 3000pcs, be able to design the packaging box.

 Please kindly contact us if you are interested in our products, we will offer you the best service and most competitive price .         


About us




Production Process





1. Do you worry about our company?

     -- Definitely not !  Alibaba has verified all our information and offer a guarantee.

2. What is the single most important thing you can do when it   coms to fire safety in your home? 
 - All experts agree that without a doubt, the most important step to take is to make sure you have working product installed.

3. Why choose LIDINGFENG? Any advantages?

    -- Yes. There are 8 advantages
(1) All our products has produced agaist ISO standards,and some owns UL, EN certificates etc. 
(2) Customize: We have strong R&D team, which can make the customized product as your request.
(3) Free OEM service: Silk-printing your Logo(≥1000PCS). Design your color box(≥3000PCS). 
(4)Mix order : We accept mix order, different model and small quantity order. 
(5) After-sale service: (a)1-2 Years Guarantee. 

                                   (b) If you found any inferior-quality products from us, we will send new ones to replace for free in your next order after confirmed.

4. Can I order samples to test the quality?

    -- Sure.



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