Minleaf ML-WP2 Electric Water Pump (Banggood, Aliexpress: Voltage 12 V / 50Hz, Power Supply USB Charging, Size 130x 65 mm, Weight 280g, Power 5W, Battery Capacity 1200mA, Pipe Length 55 cm, Color Black + White, Model ML-WP2, Charging Time 3 Hours, Material 304 Stainless Steel + PP (the best price with coupon)).
Just check coupons out (with price alert and history). You probably want to know what is the best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. I found coupon for you. Check this out.
Link: Banggood product page
1. ($12.89): BANGGOODSD
this code has to be applied in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG699CPO, TTxBG10, bgssaff9, AFfbG10, BGBFAFF2019, BGCITYADS2019, BG19PMRA, BGminleaf, BG322e14, BGMPB2020, BGAFF10OFF, bGhOnEy10, BG3Q5, BGHome15%, BGminf15, BGHOMEA15%, BgcLuBofErtA10, BGCuponation10, 13f142, BGHONEY2110, BG10OFFAFF, BGwhielabel, BG10OFFAFF1
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Check out price history chart (for all/most countries) for Minleaf ML-WP2 Electric Water Pump. The lowest price was: $6.88.
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)).