Practical Intelligent Home Appliance with Smartphone Control.
You can create price alert here, copy coupons and view price history. Let’s see what best price is ATM.
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
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 Hong Kong. I am tired of searching coupons, but I found one for you…
Link: Banggood product page
1. ($16.37): Cuponation9
just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): dcaa7b, bg9xmir, 2019SPEDM, bgssaff9, BGXM9IR, aff7off, BGXMIRD8, BGXMPIR10, BGXMIR99, BGaDmITAd, BGXMIR09, BGIRXM9, BGSENSORPL, bgchinafest, BGBFAFF2019, BGCITYADS2019, bGpAnDacHeCk, BGSSS540, 2020CNY, BGAQ20, BGVDay10%off, BGSAMH, BGBDSRA, bGhOnEy10, BGSM15, 13f142, BGSMOFF, BGSAMRTH, BGELIG0920, BgcLuBofErtA10, BGAFF10OFF, BGXMIRSE, BGSTHO15, BGHONEY2110, BGSHE15, BG628efc, BGCL433, 6GSGIT, BG5207be, BG960575, BGD11042, BGe65c44, BGB5049, BG133a4b, BG9de872, ADMITAD2212, BGSmart6, BGJUNEGSG9, 9OFFSUMMER
(there’s a little possibility that old coupon will work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Xiaomi Human Body Sensor [EU] ($-3)
Price history and price alert
Here is price history (for all/most countries) for Xiaomi Human Body Sensor. The lowest price was: $6.99.
Price records source(s): Gearbest, 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)).