Support platform: Android/IOS, Memory card: Support 64G, Compression: H.265tand by, Material: ABS, TF Card: Max.64GB (Not included), Alarm Function: Support, Battery: 2x 18650 Battery(Battery is not included), АРР: UBell, Viewing Angle: 166 Degrees, Image Sensor: CMOS, Use Environment: Family / shops / offices / villas / communities / apartments / suites / warehouses, Effective Distance: 100m/328ft, Stream/resolution: Double stream /720P, Mailbox alarm: Stand by, Ambient temperature: -10° 55°C, Features: Built-in microphone/speaker, Style: Wall-mounted, Night vision: 6 infrared lights, LED: 6pcs 850 LED Beads, Working Temperature: -10~50°C, Product Size: 134x45mm / 5.27×1.77inch, Product number: UB1, Color Optional: Black /Silver, Pixels: 20 Million (dpi).
Go down and check coupons out. Remember to check price history if it is available. Let’s see what best price is ATM.
Aliexpress
There’re some similar (or not) items on Aliexpress
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Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in Europe 
. I can’t find any active coupons for this product in Banggood. There’s only 1 record in my database, so I have no idea if the price is OK.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Additional Banggood coupons: first page and second page
Price history and price alert
There is only one database record (it was for $30.99), so you can’t see price history chart.
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)).