Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (28.99 USD): ADMITAD2212
Coupon (29.30 USD): BG00c906
(CouponsFromChina.com tip: just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): 502C6B, e2bcea, 5948dc, elec, f8961c, AFfbG10, BGESG10, BGBFCR38, 0e7f33, FBCOUPON1, BGAFF10OFF, BGCuponation10, 13f142, BGHONEY2110, BGd0b05d, 00c906
(there’s a little possibility that old coupon will work)
Price history and price alert
Do you need price history chart (for all/most countries) for ESCAM G10 720P IP Camera? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).