Use coupon and get 16A Mini Smart Wifi DIY Switch for $8.99 (from Banggood). You can create price alert here, copy coupons and view price history. Best price?
1x 16A Mini Smart Wifi DIY Switch
Latest coupon code price check (UTC time):
Banggood ($8.99)
Banggood warehouse is located in China. CouponsFromChina software could not find any coupon for this product in Banggood. But wait a sec… Is it a good price? Maybe there’re no more promotions for this item, because current price is higher than average (which is equal $6.70)
Link: Banggood product page
Price: $8.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGd0b05d, BGfc0b9f, BG0031c0, BG38d2ca, BG492901, 2022ACTIESNL, BG4c3174, BGfbea83, BGfcc72f, BG42cd8b, BGH04646, 8BGwbg2204, pROMo8cuPoN, 2203ActiesNL, BG00c906, BGJUNEGSG9, BGd42450, TTSUMMER8, Cuponation9, BG589b2e, BG61e7c4, BGbc3243, BG3126aa, BG7507a7
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – 16A Mini Smart Wifi DIY Switch [EU] ($-3)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Price history (for all/most countries) for 16A Mini Smart Wifi DIY Switch is here.
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)).