Xiaomi YESOUL Smart APP Abdominal Wheel (Banggood, Aliexpress: Name Smart Abdominal Wheel, Main functions Breast expansion/abdomen/butt lift/beauty waist, Brand YESOUL (Xiaomi Ecological Chain), Software support Android / IOS, Net Weight 2.5KG, Material: TPR rubber / ABS / spring steel sheet, Bearing weight 272KG (the best price with coupon)).
You can create price alert here, copy coupons and view price history. 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. Only one coupon available!
Link: Banggood product page
1. ($127.04): BG8ec602
coupon code has to be applied in shop’s 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): BGM05633, BGUH05, BGCuponation10, 13f142, BGwhielabel, 7bcdf9, BG10OFFAFF1, BG4d9120
(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 YESOUL Smart APP Abdominal Wheel. The lowest price was: $69.99.
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)).