Capacity (L): 2.0, Color: Stainless Steel Color, Wattage: 1.5W, Model: EU / DC, Capacity(Oz): 67.64, Power Supply: 5V1A, Material: SUS304 Stainless Steel, Length of Cable: 1.8M.
Basically copy coupon, view price history or create e-mail price alert. What is the best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($37.71): BG8OFFCOUPON
2. ($38.53): BG00c906
put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BG75be8a, BGJUNEGSG9, Cuponation9, BG8ReviTrage, BGGutscheine
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Do you need price history chart (for all/most countries) for 2L Dog Water Smart Fountain Dispenser 360? There we go. The lowest price was: $36.47.
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)).