When I was updating this page, then coupon price was $43.99 for MROSAA 4500W Tankless Instant Electric Water Heater (in Banggood). Get coupons, create price alert or check price history out! Do you want to know what the best price is?
Latest price update (UTC time):
MROSAA 4500W Tankless Instant Electric Water Heater HD Touch Screen Shower System for Bathroom and Kitchen
Banggood ($43.99)
Banggood warehouse is located in China. I don’t think there is an active coupon right now – at least in my database. Price? From what I can see this price is higher than average price ($38.66).
Link: Banggood product page
Price: $43.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG1f85a0, BGc56913
(I don’t think these’re gonna work, but you can try ’em out anyway)
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
Do you need price history chart (for all/most countries) for MROSAA 4500W Tankless Instant Electric Water Heater? 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)).