Just check coupons out (with price alert and history). What is best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest coupon code price check (UTC time):
Type EU Plug, Input 220V-240V 50/60Hz, Max Load 10A, Maximum Power 2300W, Working Temperature -20~45℃, Relative Humidity ≤80%, WIFI Frequency 2.4GHz, Material V0 fireproof material, Dimension 1.73*1.73*2.75 in, Weight 59g
Banggood
Banggood warehouse is located in China. Coupons for BlitzWolf BW-SHP6 EU Plug Smart Socket? Nope, there’re no coupons in Banggood.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): 12blitzw, 1SHP6, DSHP6, MayDay10, D5SHP6, BGSHP6, BGbwpooo, BGPLBW1, BGBWP6, BGss10%bw, BGSHP61, BG10SHP6, BGBWSHP61, BGSOC19, BGSHP6PL, BGBINKUPON552, BGBFCR02, BGBFCR01, BGP6RU, BG9NY, BGSAMRTH, BGELIG0920
(probably won’t work, but you can try them out)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – BlitzWolf BW-SHP6 EU Plug Smart Socket [EU] ($-3)
Price history and price alert
Do you need price history chart (for all/most countries) for BlitzWolf BW-SHP6 EU Plug Smart Socket? There we go.
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)).