ANKA Sci-Tech Co.,Limited is one of the leading China LCD display battery powered CO detector manufacturers and suppliers, and also a professional company equipped with productive factory, we supply LCD display battery powered CO detector with high quality and competitive price.
Product model: AJ-935
- Loud 85 dB alarm.
- Carbon monoxide sensor.
- It is 3AA size batteries.
The alarm sound pattern is four short alarm beeps. The red LED will flash while in alarm mode.
- One chirp every 30 seconds is an indication that the battery is low(need replacement) (green
LED still flashes once every 30 seconds).
- Test/Reset button to test the unit electronics and verifies proper unit operation and reset the unit
during CO alarm.
- Alarm memory feature: if the unit ever alarms, pressing the button, green LED will flashes once
every second for one minute and the peak alarm level will be indicated on the LCD.
- Green and red LED lights that indicate normal operation and alarm status.
- The unit will sound chirp and red LED flashes once as power up.
- Power saving feature: The alarm sound pattern is 4 beeps every 5 seconds in the beginning. In 4 minutes, it will change to 4 beeps every minutes to save the battery.
- 3 digits LCD is optional. Lb on the LCD indicates low battery ( need replacement) and 999PPM
on the LCD to indicate CO level over 999ppm. In normal condition, LCD is not lit. It will be lit as test/reset button pressed and as CO concentration exceeds 30ppm.
- In 3 minutes after the batteries installed, the unit start to detect CO.
|Operating voltage||3 AA size batteries|
|Alarm output||sound alarm & LED flash & digital LCD|
|Sensitivity & Time|
50ppm, alarms within 60-90 minutes
100ppm, alarms within 10-40 minutes
300ppm, alarms within 3 minutes
|Standby current||< 50 uA|
|Alarm current||< 50 mA|
|OperationAmbient Condition||5-40℃, 20-90% R. H.|
why choose us?
- 2000 square meters factory, have capability to supply wide range of products
- Good quality control ,with competitive prices.
- Prompt delivery.
- Good after-sales service.
- No Minimum order quantity limited. OEM and ODM are also accepted.
- We locate in Shenzhen of China, easy for export.
1. We guarantee that all our items are "as stated" in their descriptions. We strive for 100% customer satisfaction on every sale we complete.
2. We are manufacture, there is no middle man, no high markup, so we can provide quality items yet very competitive price.
3. If you have any questions please contact us first, most are responded within 12 business hours.
2. West Union
3. Trade Assurance
- All package can sent by FedEx/DHL/UPS/EMS, based on customer requires.
- Freight By Sea to Any nearest port of customer country.
- Freight by Air to airport of import country.
ANKA is a high-tech enterprise specializing in the whole process of Research, Development, Manufacture and Marketing security alarm products. With the company policy of "Innovative technology, Makes safe life" and the responsibility of "Progress for protecting people's safety".
1. Quality of our company.
We are the manufacturer of alarm system for more than 10 years, we are full of experience and technology.
2. Quality of our products.
Our engineers who ever worked in a very famous company of alarm system, all the products must be strictly inspected before selling.
3. Quality of our services.
All of our products have a full two-year warranty and low repair rate.
4. Quality of our shippment.
We arrange the shippment as soon as we get the payment, fastly and professionally.
5. Quality of our sales representatives.
Truly, Warmly, Patiently, Professionally.