Low Power Alert Yes, Alert Current <15mA, Model BW-IS6 Contact Sensor, Wireless Frequency 433MHz, Alarm Distance >1.5cm, Cell Battery CR2032, Working Temperature -10~50℃, Material ABS, Standby Current <8uA, Color White, Weight 35g, Size 49.1*38*12mm/36*13*12mm, Certification FCC CE ROHS. Get coupons, create price alert or check price history out! Best price?
Aliexpress
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Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. I am tired of searching coupons, but I found one for you…
Link: Banggood product page
1. ($7.99): BG4e4c81
apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGSAMH, bGhOnEy10, BGBWIS6D, BGSM15, BGBWUU1, BGSMOFF, BGBW152, BGBWIS6GE, BGSAMRTH, BGBWIS6SE, BgcLuBofErtA10, 10%ForNewBW, BGSTHO15, BGTYOD565, BG735ce8, BG2178eb, 6GSGIT, BG2b084a, ADMITAD2212, BGeee9ff, BGSmart6, 8Couponsde, MVC8SPRING, 8BGwbg2204, 2203ActiesNL, tRaDetRaCKeR, 8wEbgaInS5, pROMo8cuPoN, BGJUNEGSG9, TTSUMMER8, Cuponation9, 9OFFSUMMER, BG5a58a7, BG58915d
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – BlitzWolf BW-IS6 433MHz Door Window Sensor [EU] ($-3)
Price history and price alert
Do you need price history chart (for all/most countries) for BlitzWolf BW-IS6 433MHz Door Window Sensor? There we go. The lowest price was: $6.99.
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)).