When I was updating this page the price was 53.99 USD for Dual Lens Wifi (in Banggood). You can create price alert here, copy coupons and view price history. Best price?
Latest coupon code price check (UTC time):
Banggood (53.99 USD)
Banggood warehouse is located in China. I have no active coupons for you right now. Price? Hmmm, price is higher than average (which is 52.96 USD right now), so better set price alert down below…
Link: Banggood product page
Price: 53.99 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG589b2e, BG7a734f, BG8FORMULAMX
(you can check these old coupons out, but these probably won’t work)
Aliexpress
Click here… to search for Dual Lens Wifi Camera PTZ Onvif on Aliexpress
Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for Dual Lens Wifi Camera PTZ Onvif.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).