YL-333 Magnetic Anti-theft Alarm for Door/ Windows


In stock

SKU: 699523
  1. Operating Voltage: 3V (2 x AAA battery)
  2. Alarm Sound: 90dB
  3. Weight: 32 gm


(Including GST)

In stock

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Brand: Generic
Category: IoT WIFI Smart Switches
Tags: Door Alarm

YL-333 Magnetic Anti-theft Alarm is a simple Plug and Play security Alarm system. It is two AAA battery operated Alarm system works on magnetic touch. This Alarm produces very loud alarm sound (90dB) will ideally protect against an unwanted intruder or facilitate the work of a guard. YL-333 OR JD-333 Magnetic Anti-theft Alarm system is a portable and economical device for multipurpose use.

Working Principle: It starts producing sound when small part detaches from the main unit and stop alarming when reattached to each other. The module has an On-Off switch to make it functional whenever required.  This Security System can be easily installed and no wiring required and hence can’t be stopped easily by an unknown person when started.

Test the setup by switching the system´s switch to “ON” position of the main unit and see whether the alarm can be triggered by opening the door/window.

Note: Battery is not included in the package as it is not allowed by Air-Cargo

NOTE : JD-188 and YL-333 working is same you will receive random as per availability .


  1. Easy installation with Self adhesive back panel
  2. Low power consumption on standby.
  3. Plug and Play easy setup and convenient to use.
  4. Effective securing of windows and doors with hinge or sliding function, as well as showcases, cupboards etc.
  5. The alarm sounds immediately after the door is opened
  6. Very easy attachment  using the supplied adhesive strips
  7. Defuse by  Switching or closing the window
  8. Ideal for house, garage, warehouse, camping, caravan, truck, office space, apartment etc.

Package Includes:

1 x YL-333/JD-333 Magnetic Anti-theft Alarm for Door/ Windows

SKU: 699523 Category: Tag:
Operating Power

3V (2 x AAA battery)

Alarm Sound Intensity


On-Off Button


Body Material


Length (mm)

90 (Main Unit), 50 (Bar)

Width (mm)

30(Main Unit), 15(Bar)

Height (mm)

20 (Main Unit), 15(Bar)

Weight (gm)


Shipment Weight

0.033 kg

Shipment Dimensions

15 × 10 × 4 cm

15 Days Warranty

This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects.  Reimbursement or replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

Questions and answers of the customers

  1. 1 vote
    Q How do I return the item which is under warranty
    Asked by zumayl on September 23, 2020 7:58 am
    There are no answers for this question yet. Answer now
  2. 0 votes
    Q Does it have any return policy? answer now
    Asked by swagatbiswal1 on August 12, 2020 10:50 am

    Yes, you can return it under its warranty perio... Read more

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Country Of Origin: China