According to my DB the lowest price is 15.99 USD for Sonoff POW Elite 16A Smart Wifi Power Meter Switch (in Banggood). You can create price alert here, copy coupons and view price history. You probably want to know what is the best price?
Latest coupon code price check (UTC time):
Banggood (15.99 USD)
Banggood warehouse is located in China. Coupons for Sonoff POW Elite 16A Smart Wifi Power Meter Switch? Nope, there’re no coupons in Banggood. I think you want to know if the price is good. Cool, average is 18.84 USD, so current price is lower!
Link: Banggood product page
Price: 15.99 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGHU2510, Cuponation9, BGHU2515, BG8ReviTrage, BGc99ed5, BG583659, BG89a7ae
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Aliexpress
Here are coupons that you can use.
Price history and price alert
Price history (for all/most countries) for Sonoff POW Elite 16A Smart Wifi Power Meter Switch is here.
Price records source(s): Banggood
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You can set price alert (for Banggood).