Humidity error 5%, Battery life More than 1 year (20 times / day), Temperature error 0.5 degrees, Mainly depends on whether the network distance of the gateway is covered, Wireless type ZigBee, Standby current ≤30uA, Transmitting power ≤15dBm, Working voltage 3V, Low voltage alarm value 2.5V ± 0.2V, Communication distance 50 meters (open area), Working temperature -10 ℃ – + 55 ℃, Installation method Wall hanging, Working current ≤30mA, Size 61x23mm, Model BW-IS4.
Check coupons or create price alert down below. 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 and price update (UTC):
Banggood
Banggood warehouse is located in Europe 
. I am tired of searching coupons, but I found one for you…
Link: Banggood product page
1. ($19.10): Cuponation9
just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): 2020CNY, BGBWS41, BGVDay10%off, BGSAMH, bGhOnEy10, BGBWIS4, BGSM15, BGBWUU1, BGSMOFF, BGBWIS4A, bgshOOp10, BGSAMRTH, BGBWIS4P, 13f142, BGBWIS4C, BgcLuBofErtA10
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – BlitzWolf BW-IS4 ZigBee Smart Temperature Humidity Sensor ($-3)
Price history and price alert
Do you need price history chart (for all/most countries) for BlitzWolf BW-IS4 ZigBee Smart Temperature Humidity Sensor [EU]? There we go. The lowest price was: $13.99.
Price records source(s): Banggood
Click on image to enlarge. ![Price history for BlitzWolf BW-IS4 ZigBee Smart Temperature Humidity Sensor [EU]](https://couponsfromchina.com/pricehistory/History22630.png "BlitzWolf BW-IS4 ZigBee Smart Temperature Humidity Sensor [EU] price history")
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)).