XIAOMI T301 MES605 Sonic Toothbrush (Banggood, Aliexpress: Executive Standard GB 4706.1-2005 GB 4706 /58-2008, Charging time: about 4 hours Charging time: about 4 hours, Weight 400g, Waterproof rating: IPX8 Waterproof rating: IPX8, Brand XIAOMI, Rated input: 5V=1A Rated input: 5V=1A, Working power: 2W Working power: 2W, Size 61.3(Diameter)x289.2(Height)mm, Model MES605, Working voltage: 3.6V Working voltage: 3.6V (the best price with coupon)).
Check coupons or create price alert down below. 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 code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($40.79): BGHECARE1
2. ($44.15): tRaDetRaCKeR
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): BGHB218, BGXPAP26
(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 T301 MES605 Sonic Toothbrush. The lowest price was: $40.79.
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)).