Big size home use smoke detector alarm

Specifications *Human voice prompt

* Low-battery warning

* Five-year limited warranty

* Photoelectric sensing technology

Big size home use smoke detector alarm  JKD-506 PRODUCT INTRODUCTION: 70% of all home fire deaths occur in homes with no alarms or no working alarms, and nearly one quarter of smoke alarms in reported fire are not working. Our battery operated optical smoke alarms are designed to help protect you and your family from the dangers of fire with human voice prompt alarm.
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 * Batterycase 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 warranty
TECHNICAL PARAMETER:

Model No.	JKD-506
Power Supply	DC 9V Carbon Zinc/Alkaline/LithiumBattery
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

    Qualification: Company introduction: 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