Xiaomi ZHIBAII 280ml Soap Dispenser (Banggood, Aliexpress: Material ABS, Brand ZHIBAII, Capacity 280ml, Battery 450mAh lithium battery, Outlet Angle 25°, Model WL1-H, Weight 0.25kg, Waterproof Level IPX5, Size (Lx Wx H)18.6×8.2x 8.2cm/7.32x 3.23x 3.23”, Usage Time About 80 Days With Full Charge (the best price with coupon)).
Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
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. You can get coupon down below.
Link: Banggood product page
1. ($29.69): BG10OFFAFF1
just apply this code 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): BGHome15%, BGGKKEL1, BGXPDE79, BGAFF10OFF, BGCuponation10, 13f142, BGHONEY2110, BG10OFFAFF, BGwhielabel
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
Check out price history chart (for all/most countries) for Xiaomi ZHIBAII 280ml Soap Dispenser. The lowest price was: $23.99.
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)).