Price history, coupons and price alert are available on this page. What is the best price?
WIFI: 802.11b/g/n, Low-voltage notification: ≤2.4V, Static Current: ≤35uA, Working Humidity: 95%RH ≤95%RH, Detecting Range: 20㎡, APP Name: Tuya, Working Temperature: -10-50℃, Installation Method: Ceiling Mounted, Alarm Current: ≤160mA, Alarm Sound Level: 70db/1m, Input Voltage: DC3V LR03
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
1. ($22.57): BGSmart6
coupon code has to be applied in shop’s 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): BG73f9f9, BG4a7a54, ADMITAD2212
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for Earykong Smoke Alarm Fire Detector Sensor.
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)).