china wholesales household smoke detector alarm

Smoke alarm 9V battery fire alarm Mode JKA-508       PRODUCT INTRODUCTION        This unit is smaller in diameter giving it a discreet design. This model is powered by a 9V battery, providing continuous protection, even during power outages. This easy-to-install unit includes a test button to verify the detection electronics are working as intended. Please install the smoke alarms on every floor of your home, in hallways, inside bedrooms, and outside of sleeping areas and replace smoke alarms every 10 years.   FEATURES   * Human voice prompt * Photoelectric sensing technology 
* Easy installation and maintenance  
* Battery case at the back of a sensor for easy removal of a battery
* Sleek low-profile housing design
* Low-battery warning
* Test button verifies battery and alarm operation
* Hush Button With temporary silence function(8mins)
* Sounding a loud alarm signal of exceeding 85 dB in alarm mode  
* Five-year limited warrant   TECHNICAL PARAMETER  

Model No.	JKD-506
Power Supply	DC 9V Carbon Zinc/Alkaline/Lithium Battery
Battery Life	>12months
Smoke Sensitivity	0.086 dB/m to 0.14 dB/m
Alarm indicator	continuously emitting red light & human voice alarm
Alarm sound level	>85dB at 10 feet (3m)
Low battery life	>30days
Working Temperature	0℃ - 50℃
Environment Humility	10%-90%RH, no condensation or icing
Dimensions (L x W x H)	Ø140x41 mm
Weight

    PAYMENT TERMS:      * Payment:  Western Union, T/T, L/C, Paypal        SHIPPING:     * Shipping: DHL, UPS,TNT, EMS, and  other courier available as required.  * Delivery time: 7-15 days after your full payment         Why choose us?   -NO limit MOQ  -OEM or ODM Service -Fast delivery with top quality -Flexible payment method, Paypal can be accepted  -1 Year free warrenty of all the products -Professinal after-sale service