Just check coupons out (with price alert and history). You probably want to know what is the best price?
Weight 130g, Safety resistance 75N, Overload protection 10A, 50/60HZ, Plug CN Standard (International sockets), Max Power 2500W 250V 10A Max, Voltage 100-240V~, Size 104x71x53mm, Name Mijia Power Strip Converter, Flame retardant temperature 750℃, Using environment -10℃ ~ +40℃
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):
Banggood
Banggood warehouse is located in China. I’m afraid that there’s no working coupon 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): Brand2, aff7off, bgssaff9, BGMIB2, AFfbG10, TS15prime, TISPrime01, Tools1, Tools3, BGCITYADS2019, BG111BB, BG2020NS, BGMPB2020, BG2MFC, bGhOnEy10, BGdragonBoat, BGSS10%SW, BGEES11, BGeLt15, BgcLuBofErtA10, BGAFF10OFF, BGCuponation10, 13f142, BGHONEY2110
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for Xiaomi Mijia Power Strip 2 Sockets.
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)).