I am monitoring price for Dual Lens and it is for 53.99 USD now (in Banggood). Just check coupons out (with price alert and history). You probably want to know what is the best price?
Latest coupon and price update (UTC):
Banggood (53.99 USD)
Banggood warehouse is located in China. As you can see I didn’t find any active coupon for this product right now… Well, is it a good price anyway? Well, this price is higher than average price (53.32 USD)
Link: Banggood product page
Price: 53.99 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGHISD4MP
(you can check these old coupons out, but these probably won’t work)
Aliexpress
Click here… to search for Hiseeu 4MP+4MP Dual Lens PTZ POE IP Camera on Aliexpress
Here are coupons that you can use.
Price history and price alert
Here is price history (for all/most countries) for Hiseeu 4MP+4MP Dual Lens PTZ POE IP Camera.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).