Booster Toilet is for 26.99 USD (in Banggood). Go down and check coupons out. Remember to check price history if it is available. You probably want to know what is the best price?
Latest coupon and price update (UTC):
Banggood (26.99 USD)
Banggood warehouse is located in China. There is no active coupon in my database right now (for Banggood). You probably want to know if this is a good price. Hmmm, price is higher than average (which is 24.49 USD right now), so better set price alert down below…
Link: Banggood product page
Price: 26.99 USD
Aliexpress
Click here… to search for High Pressure Booster Toilet Spray on Aliexpress
Here are coupons that you can use.
Price history and price alert
Here is price history (for all/most countries) for High Pressure Booster Toilet Spray.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).