$30.99 – 6MP WiFi IP Camera Dual Lens Outdoor IP66 (Banggood, Aliexpress: 6MP WiFi IP Camera icsee App Dual Lens Outdoor IP66 Waterproof Pan Tilt Audio Night Vision Human Detection Cloud Storage (the best price with coupon)).
ATM you can buy 6MP WiFi IP Camera Dual Lens Outdoor IP66 for $30.99 (in Banggood). Just check coupons out (with price alert and history). What is the best price?
Latest price update (UTC time):
Banggood ($30.99)
Banggood warehouse is located in China. So I have checked for active coupons (all category coupons and old ones), but there was no working coupon in Banggood. The question is – is it a good price? Cool, average is $32.32, so current price is lower!
Link: Banggood product page
Price: $30.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/feV
Old coupons (from the oldest to the newest): BGROTCAM3
(probably won’t work, but you can try them out)
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for 6MP WiFi IP Camera Dual Lens Outdoor IP66. The lowest price was: $29.99.
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)).