Door Sensor Alarm, Remote Control 300ft 120dB Wireless Door Contact Sensor Anti-Theft Door Alarms for Kids

Product Description:

Feature:

*Loud Alarm: This window&door Alarm will emit a high volume alarm of 120dB when the two-part magnetic sensors are separated. It can let you know someone is entering or outing, so it’s a perfect window&door alarm for kids' safety, home security, apartment security

*4 Alarm Modes: It includes 4 alarm modes--you can press the SET button to set the alarm mode what you like;#1 intruder alarm mode; #2 entry doorbell mode;#3 open alarm mode;#4 open reminder mode.

Home Protection: Ultra-sensitive magnetic sensor can quickly detect your door or window status, The wireless door alarm sensor works with 2*AAA battery (batteries are not included).

*Easy to Install: This window&door alarm can be easily installed as it is adhesive on the bottom. You just need to stick the alarm sensor on the window or door, then the installation is finished.

*No Worry Purchase: you will be supported by 7 days*24 hours of online service. We also offer an 18-month warranty. Please contact us for a satisfactory solution if any trouble happens to you

Package Include:

KIT 1

Only D121 Door Sensor Alarm

KT 2

D121 Door Sensor Alarm*1

RC532 Remote Control*1

KIT 3

D121 Door Sensor Alarm*1

RC532 Remote Control*2

LOUDER ALERT:

When the magnetic sensor is disconnected, the KERUI door and window alarm system will issue a loud 120dB warning to prevent theft and unnecessary access, preventing your child from sneaking out. 

LONGER CONTROL RANG:

This wireless door alarm kit comes with a wireless remote control for arming, disarming, SOS and doorbell options. It makes it easier to remotely control door/window alarms up to 300 feet

MULTI-FUCNTION ALARM SYSTEM:

You can select the doorbell mode to draw attention when people enter, as a commercial doorbell when entering. With the SOS option, seniors can easily get help in an emergency. Good protection.

EXTENSIBLE& LINKANGE ALARM:

You expand your home security alarm system with more alerts or remote controls,Infrared detector, door sensor, smoke detector, gas detector, emergency button.

BATTERY REMINDER:

When the battery is very low, the alarm volume will decrease and the alarm time will be shortened, reminding you to replace the battery [Not included]

Technical Parameter:

Model: KR-D121
Working voltage: 3.0V (powered by 2 AAA batteries)
Standby current: <10uA.
Working current: <80mA.
Receiving frequency: 433MHz
Alarm time: 60 seconds
Alarm volume: 120DB
Alarm output: open the door and alarm after arming, and trigger the detector to alarm after arming

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EASY INSTALLATIONThis anti-theft door and window alarm is easy to set up. Simply install it with the double-sided tape provided. Take just a few minutes