LCD display standalone co detector LED indicator

Specifications *Household CO Alarm with LCD Displayer

*Power Supply: 3x1.5V AA

*2 Digital LCD Display

*Test and Hush Button

LCD display standalone co detector DP-803   introduction:   The carbon monoxide alarm is the only battery-operated alarm that includes a backlight digital display feature. This key feature adds an advanced level of protection. The battery operated CO alarm includes multiple mounting options, allowing installation on a wall or tabletop.   Description:   * Motorola IC control, Reliable without false alarming * Field audio and visible alarming
* Simple installation
* Excellent reliability & high stability 
* Self test function 
* Durable sensor head 
* Less affected by other organic solvent 
* High Accuracy 
* CE and EN50270 Standard     technical parameters:  

Power supply	3*1.5V AA batteries(Carbon Zinc Type)
Sensor	Electrochemical CO sensor
Sensitivity	Calibrated Per EN50291
Alarm Time/Per EN50291	Within 60~90 minutes @ 50ppm CO concentration;
	Within 10~40 minutes @ 100ppm CO concentration
	Within 3 minutes @ 300ppm CO concentration
LCD Displayer	3 digits LCD displayer w/Blue backlight, tolerance +/-30%
Audibility	85dB ( at 1m distance )
Led Indication Standby	Green Led flashes once every 30 seconds
Sound Pattern Alarm	Red Led quickly flashes 4 times with unit chirping every 5 seconds, then repeat
Low-bat Indicator	‘Chirp’ every 30s as battery lower with green LED flashing and ‘Lb’ on LCD
Standyby Power consumption	0.2mW
Expected Sensor Life	3 years from manufacturing date
Operation ambient	0°C~ 40°C, 20% ~ 90%RH
Mounting	Wall/Ceiling mounting
Dimension	100mm*40mm, Weight: 0.15kg, 3 batteries included
Comply	CE
Color Box Size	100*40mm