Aliexpress
There’re some similar items on Aliexpress in my database. There may be some other items though.
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
3x Xiaomi Mijia Smart Thermometer 2 Temperature Humidity Sensor | 21.86 USD | – |
More on Aliexpress… Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
Coupon (12.86 USD): BG10OFFAFF1
(CouponsFromChina.com tip: you should apply the coupon in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Old coupons (from the oldest to the newest): 99a5c28, 99a5c0, 99a5co, 502C6B, TTxBG10, SPT20, AFfbG10, BG20travel, BGVDay10%off, BGA184, BGTS204, BGAFF10OFF, bGhOnEy10, BGdragonBoat, BGTRIP01, BgoFErTaSchInA10, BgcLuBofErtA10, BGTY742TRL, BG10OFFAFF, BGwhielabel
(these coupons are old, so probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for Xiaomi U 3x 50ml Silicone Bottles? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).