Door/Window Entry Alarm with Magnetic Sensor, Pack of 2

What's up everyone welcome back to another product review. I have here a unique product for review that is a door and window entry alarm gadget. Now this might not look like a great gadget but it can help you catch any theft of your precious belongings or alarm you about the entry of anything inside any box or case for which you seek security. It's very cheap under 200₹ very easy to setup and works really good. Though it has some issues with the stickers provided with it but you can buy a double-sided adhesive tapes like this one to use the gadget again and again for long time. Also it is powered by cheap battery that you can replace to use it again. It works with a magnetic detector so when there is change in alignment of the magnets inside this device the inbuilt circuit fires an alarm. Now I will show how you can use this device. Just peel off the sticking rear covers of the device a