Static Current <=10uA, bath etc), drawer, When someone pass it by, wardrobe, Triggering Distance 25-35mm, Emission Current <=15mA, Working Temperature -10℃ ~50 ℃, Emission Frequency 433MHz, Under Voltage Monitoring 7.5 V+/-0.5V, Voltage 3V Button Battery, (such as door, window, (Already includes for your convenient using), Emission Distance >=120 m (Open area), DG-HOSA will ring, Convenient Function Simply put it any please you want in your home: ).
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Updated:
Banggood
Warehouse in China.
Link: Digoo 433MHz Window Door Sensor
$9.76 with coupon: 6GSGIT
Additional Banggood coupons:
1. First page
2. Second page
Other warehouses/versions
This item is available in 2 another warehouse/versions!
1. China – Digoo 433MHz DoorBell Button ($-3)
2. China – Digoo Wired Alert Siren ($-3)
Price history and price alert
Price history (for all/most countries) for Digoo 433MHz Window Door Sensor is here. The lowest price was: $3.39.
Price records source(s): Banggood
Click on image to enlarge.
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).