GREENCYCLE 4 Set Door and Window Alarm 4-in-1 Mode Window Alarms for Wireless Alarm Security System Magnetic Alarm Sensor Time Delay Alarm Loud 110 dB for Home Garage Kids Safety and Refrigerators

<b>GREENCYCLE SF19R Wireless Entry Home Security Door Window Open Alarm</b><br><br>Super loud alarm, volume up to 110dB<br><br>Durable battery,3*LR44 battery for 1 years work.(Contain batteries)<br><br>Four Fuctions;Security alarm fuction, emergence fcnction, doorbell chime fuction and reminding closing door fuction.<br><br>Universal design, installation simple and easy to use<br><br>Continuous sales for 5 years , repair rete is less than 0.2%<br><br>Application:door,window, refrigerator door.<br><br><b>Product Parameter</b><br><br>Material:the host is with new import ABS shell, more durable! the remoter is with metal drawing effect, more up-market<br><br>Host Size:30*56*18mm Magnet Size:9*35*13mm<br><br>G.W:38g Color:White<br><br>Batteries:3 pcs LR44 batteries for the host.(Contain)<br><br>Frenquency:433.92MHz Alarm Volume:110dB(Test distance is 30cm)<br><br>Battery life: continuous standby over 1 year(according to control five times a day)<br><br>Working environment temperature: -10C ~60C degrees Celsius<br><br>Working environment humidity: &lt; 80%<br><br>Storage Temperature: -20C~70C degrees Celsius<br><br><b>Easy to install</b><br><br>Choose the location of a door or window to install the alarm. Paste the alarm and the magnet on the door and the doorframe with the sticker. Please notice that the line on the magnet should match the line on the alarm.<br><br><b>NOTE</b><br><br>The alarm should be used indoor only. Don’t install it at the place where there is sunshine or rain.<br><br>The magnetic sensor is at the right side of the host, so the magnet should be installed on the right side of the alarm host .<br><br>If the alarm is installed on the door, please install the magnet on the frame of the door. If you install the alarm on the frame of the door, then install the magnet on the door. Make sure that when the door is opened, the magnet is separated from the alarm, so that it can be detect and trigger alarm.<br><br>When installing, make sure the distance between the alarm and the magnet should not be more than 10mm when the door or window is closed.<br><br><b> How to transform 4 functions by on/off button?</b><br><br> On &amp; off the switch 1 time, it is in Alarm mode. It alarms when doors or windows is open; Stops when they are closed.<br><br>On &amp; off the switch 2 times, it is in Constant Alarm mode. It alarms at least 10s when triggered.<br><br> On &amp; off the switch 3 times, it is in Closing-door Hint mode. It sounds "Di--Di-Di" when doors windows is open; Stops when they are closed.<br><br> On &amp; off the switch 4 times, it is in Doorbell mode. It sounds "Dingdong" when doors or windows is open.<br><br>Attention: Every time switch on &amp; off button should within 3s after the beep of the last switch on &amp; off. Otherwise it start anew.<br><br><b>Battery low indicate</b><br><br>When the alarm battery runs low, every time you turn on the power, the alarm host will sounds “ Du…” for about half second.<br><br>When the alarm works in low battery, it will give our “ Du..Du” every half an hour.<br><br>When the alarm is in low battery state, it still can work for about 10 ~30 days, please replace the battery.

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   110dB loud alarm: Door window alarm deterring thieves effectively by 110dB loud alarm, also can prevent children /pets going out the house without notice.
  
  
  
• 4 in1 modes:Window alarm sensors with 4 modes General Alarm-Constant Alarm, Closing-door Alert (Time Delay) and Doorbell Mode. You can easily set the mode as your need.
  
  

• Mini Size and Wide Application:This alarm with high quality and mini size, suitable for most of doors and windows (sash window /sliding window ), cabinets, and drawers. Great for home, garage, RV and warehouse security, kids safety, also Freezers and Refrigerators.
  
  

• Batteries included and Battery Low Indicate: Contain 3 pcs LR44 batteries for the host , continuous standby over 1 year.With battery low indicate , if in low battery, it will sound "Du-Du-Du-Du" to warn you replace the battery.

• Easy to install: Choose the location of a door or window to install the alarm. Paste the alarm and the magnet on the door and the doorframe with the sticker. Please notice that the line on the magnet should match the line on the alarm.