Get coupons, create price alert or check price history out! Do you want to know what the best price is?
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):
Communication method bluetooth 4.1 or higher, Power supply Internal power supply, Brand HIPEE, Charging time 1.5 hours, Android 6.5.7 or above, Rated input 5V 1A, Temperature -10-55℃, Relative humidity ≤80%R.H, Software version Support IOS6.5.8
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($24.99): BGb81394
2. ($30.59): BGHB218
3. ($31.66): BG2d6767
4. ($31.99): BG21e611
paste coupon code in your cart and click Apply 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): BGPC064, BGXM1799, BGXM064, BG19561, BGPS064, BGCuponation10, 13f142, BGCN064, BGHONEY2110, BGUN8064, BGA48064, BGMAY030, BGMAY0310, BGwhielabel, BGjune97, BGaexm100, BGdeal77, BGXM0818, BGXMHP816, BG6b21f9, BG5b835c, BG10OFFAFF1, BG1de6e3, BG17e773, BG37df11, BG3afbe5, BGHealth06, BG26d855, BG00c906, BG39acbe, BGd28270, BGHealth10D, 2022ACTIESNL, BG07171f, BGITM04, BGMHO11, BGSPM064
(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 Hipee Smart Posture Correction Device.
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)).