Go down and check coupons out. Remember to check price history if it is available. What is best price?
Waterproof level IPX6, Battery capacity 300mAh, Rated voltage 3.7V, Product size 183.6x 30x 22.3mm, Material Plastic + Metal, Cleaning mode 3(Soft / Normal / Strong), Rated current 200mA, Motor noise ≤60dB, Color Black, Charging voltage 5V, Standby current ≤20uA
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
ENPULY Oral Irrigator M6 Plus Portable Dental Irrigator bucal Ultrasonic Tooth Cleaner waterpulse tooth140ML water pick | $27.53 | – |
Click here to search by yourself. Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($14.44): BG75597c
2. ($15.97): BG00c906
put item in your cart and apply coupon code there 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): BGORIR305, BGORALIRI1, BGCuponation10, BGHU2602, 13f142, BGHONEY2110, BGHSADFA, BGMAR2604, BGJUY261, BG10OFFAFF1, BGNDH30, BGOCXP81, BGNOXP21, 2022ACTIESNL, BGHB218, BGXPMA36, tRaDetRaCKeR, BGHECARE1, BG612455, BG4ee866
(there’s a little possibility that old coupon will work)
Price history and price alert
Do you need price history chart (for all/most countries) for Showsee Electric Dental Plaque Calculus Remover? There we go.
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)).