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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.
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EASY INSTALLATION
This 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
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
