Aliexpress
Click here… to search for Xiaomi MiHome Honeywell Gas Alarm on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. One coupon is available. Cool!
Link: Banggood product page
Coupon (55.36 USD): 6GSGIT
(CouponsFromChina.com tip: apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): 6OFFXM, affiliate6, aff7off, bgssaff9, BGaDmITAd, BGBFAFF2019, BGCITYADS2019, bGpAnDacHeCk, BGAQ20, BGSAMH, bGhOnEy10, BGSM15, BGSMOFF, bgshOOp10, BGSAMRTH, BGELIG0920, BgcLuBofErtA10, BG15SH12, BGSTHO15, BGHONEY2110, BGSHOM15, 13f142, BGSHE15
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Here is price history (for all/most countries) for Xiaomi MiHome Honeywell Gas Alarm.
Price records source(s): Gearbest, Banggood
Click on image to enlarge.
You can set price alert (for Banggood).