$48.99 – Tuya WiFi 4G EU GSM Smart Security Alarm System 433MHz Timing Function Two-way Intercom APP Remote Alarm Notification Digital Burglar Kit.
Right now the best price with coupon code for Tuya WiFi 4G EU GSM Smart Security Alarm System 433MHz is $48.99 (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Do you want to know what the best price is?
Latest coupon code price check (UTC time):
Banggood ($48.99)
Banggood warehouse is located in China. I can’t find any active coupons for this product in Banggood. Isn’t it too expensive? It looks like it’s a good price (lower than average ($49.49)).
Link: Banggood product page
Price: $48.99
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGRAUGTGSM
(these codes were not working in latest coupon update, but you can check them out anyway)
Aliexpress
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Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for Tuya WiFi 4G EU GSM Smart Security Alarm System 433MHz? There we go. The lowest price was: $47.99.
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)).