- wifi smoke and carbon monoxide detector
- Smart phone App control
- Smoke and CO 2-in-1
- 10 years of battery life
- 10 years of Figaro CO sensor
- ETL UL217/UL2034 FCC Pending
- Low battery warning
- Easy installation
- Loud 85db Buzzer
AJ-939WB WIFI wifi smoke and carbon monoxide detector
Description
10 Year Lithium Battery wifi smoke and carbon monoxide detector
This smoke and carbon monoxide alarm 10 years of continuous power with a built-in lithium battery, saving on energy while remaining; Gives you the earliest possible warning of smoke and carbon threat with both a loud 85 dB alarm and a rapid flashing red LED indicator; this alarm is sure to wake up you and your family, even when sound asleep
- 10 year sealed battery-powered alarm
- Optical smoke sensor – Detects slow-smoldering fires
- Smart Silence – Silence false alarms
- Reduces nuisance alarms
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10-Year Battery Life
This operated combination alarm provides constant monitoring, even if there’s a power failure. Therefore, your home and family will be protected 24/7 so everyone can sleep safe and sound at night.
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QUICK & EASY INSTALLATION
Requires no rewiring; easy to mount on any wall or ceiling with the included mounting bracket, screws and anchor plugs
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WiFi Base
With WiFi Base, Can Support mobile App Connection
Additional information
| Model | AJ-933, AJ-938, AJ-939 |
|---|
technical parameter
WIFI UL217/2034 Smoke&Carbon monoxide detector
Smoke module:
Working Voltage: DC3V built-in lithium battery(CR 123A)
Battery life:10 years
Standby current:8.2uA
Alarm current:﹤60mA
Battery life:10 years
Sound level:﹥85dB
Low battery threshold:2.5±0.1V
Alarm mode: Siren with flash(Buzzer & Red LED)
Big test button for easy recommended monthly testing
CO Alarm concentration:
-70ppm:60~240min
-150ppm:10~50min
-400ppm:4~15min
Gross weight: 0.295KG
product size:135mm*35mm
Execute Criterion: UL217/UL2034
Wifi Module
Working Voltage：DC 6V battery (replaceable)
Low voltage threshold：5.2V
Lifespan>3 years
Alarm mode：LED & buzzer & APP alarm
Size：Ø122xH22mm
Fire protection grade ：V-0
Frequency range:2412-2472MHz
Antenna gain:2. .5dB
Max. Radio Transmission Power: 13dB
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