4 Pack Battery Operated Smoke Detector & Fire Alarm with Photoelectric Sensor,Easy to Install with T

Product Description

The battery-powered Photoelectric smoke detectoris designed to protect you and your family from the dangers of smoke and fire. The photoelectric technology, it is more sensitive in detecting slow smoldering fires which generate light smoke, little heat and may smolder for hours before bursting into flames. This smoke alarm does not contain any radioactive material.
Easy installation--no wiring required Powered by 9-volt battery (battery include) for continuous protection even during power failures Flashing LED shows alarm is receiving power Low-battery indicator 5-year limited warranty .
It includes a flashing red LED to indicate the alarm is receiving power as well as a test button to verify the unit's electronic circuitry, horn, and battery functions are working properly. During a smoke incident, the smoke alarm will sound in a repetitive manner.

LED indicators: This smoke alarm is equipped with red LED indicators.
Low battery trouble indication: An intermittent "chirp" accompanied by a red LED flash every 32 seconds indicates a low battery.
Danger: If the alarm sounds, and it is not being tested, it means the unit is sensing smoke, The sound of the alarm requires your immediate attention and action.

Specification

1.DC 9V battery operated (1 year battery included)
2.Photoelectric chamber for early detection from all directions
3.Loud>85dB(A)alarm signal @3M
4.Flash alarm indicator(red LED)
5.Low battery signal alarm
6.Test button for easy recommended weekly testing
7.Safety clip feature,not allow mounting of smoke alarm without battery installed
8.Ceiling mounting
9.Easy to install with mounting bracket
10.5 years product life time
11.Package included: 4* Smoke Alarm, 4*9V Battery, 1*User Manual, 4*Screws
More Detail See User Manual

Features

• Battery-Powered Smoke and Fire Alarm Detector, no wire needed，not Hardwired
• Environment friendly, without smell, radiation or harm
• Photoelectric Smoke Alarm Sensing Technology:A faster sensing technology at detecting the dangerous situation than ionisation alarms, red LED will flash and the alarm pattern will sound, Loud 85 decibel alarm. MCU Intelligent design with Microprocessor(MCU with software in it), Automatic adjustment and compensation design.
• Wide Range of Applications: ABS material is heat-resistant and high-temperature resistant, and does not contain radioactive substances that are harmful to the environment.Smoke alarms are suitable for all occasions, including bedrooms, kitchens, corridors, bathrooms, hotels, offices, etc.Of course you can also put it in your grocery room or in the parking lot. Let you and your family get more care.
• GUARANTEED QUALITY:100% Satisfaction Guarantee...or your money back!

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