$55.43 – Color As pictured show, Hot Water Temperature 30-60℃, Waterproof Grade IPx4, Rated Frequency 50Hz, Rated Voltage 220V, Power Cord Length 97cm/38.18inch, Use Pressure 0Pa, Material ABS plastic+Stainless steel, Power 3500W, Plug EU.
You can get 3500W 220V Mini Electric Water Heater Tankless for $55.43 using coupon code (in Banggood). Basically copy coupon, view price history or create e-mail price alert. You probably want to know what is the best price?
Latest coupon and price update (UTC):
Banggood ($55.43)
Banggood warehouse is located in China. Hmmm… There is no active coupon in Banggood at this moment. I think you want to know if the price is good. This price is higher than average price ($31.32) for this item.
Link: Banggood product page
Price: $55.43
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BG250ccd, BG26776b, Cuponation9, BG0129d3, BG524ceb, BG735a15, BGRFANSD01, BGNINEF42, BGd2902b, BGdfbf61, BG5d9482, BGb2361c, BG69967f, BG02b07a, BG55e622, BG589b2e, BGf625a4, BG8FORMULAMX
(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
You can use link bot to get even lower price:
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
220V 3500W Electric Tankless Hot Water Heater Mini Instantaneous Water Heater for Shower Bathroom Kitchen | $77.03 | – |
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for 3500W 220V Mini Electric Water Heater Tankless. The lowest price was: $28.99.
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)).