Just check coupons out (with price alert and history). Do you want to know what the best price is?
360° wide viewing angle, 340° pan & 120° tilt
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. There are no active coupons for this product, but the price is pretty low isn’t it?
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
There were country-specific coupon codes published on Couponsfromchina social channels and price alerts. Coupon price may vary by country, because there’re different VAT rates, shipping cost etc. There is a chance that some latest coupons are still working:
Old coupons (from the oldest to the newest): BGSONCAM, BGVDay10%off, AFfbG10, BGAFF10OFF, BGSONOFFCAM, bGhOnEy10, BGHWN29, BGSGM27, BGDANIU, BGGAW26, BGMP2B, BGSS10%SW, BGSONOFF15, BGELIG0920, BgcLuBofErtA10, BGSONOFF16, BGLL151, BGCuponation10, BGHONEY2110, BG627b12, BGSONOFF20, BG16e7cf, BANGGOODSD, 6GSGIT, BGf41b44, 00c906, 2022ACTIESNL, Terence, Tabby20, BG1efeb0, 8Couponsde, MVC8SPRING, 8BGwbg2204, 2203ActiesNL, tRaDetRaCKeR, BGJUNEGSG9, BG15Sonoff, BG8ReviTrage, Cuponation9, 9OFFSUMMER, BGcoupon8off, BGGutscheine, BG00c906, BG8OFFCOUPON, TTBLACK5, BG589b2e
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – SONOFF GK-200MP2-B WiFi IP Camera 1080P [EU] ($-3)
Price history and price alert
Check out price history chart (for all/most countries) for SONOFF GK-200MP2-B WiFi IP Camera 1080P.
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)).