Just check coupons out (with price alert and history). Let’s see what best price is ATM.
Relative Humidity <80%RH, Wireless Transmit Power 10dBm, Wireless Coding EV1527, Siren Output <300mA, Wireless Recept Sensitivity -113dBm, Wireless Debug OOK, Standby Current <80uA, Daily Date/Clock Indication, Wireless Frequency 433MHz, Automatic Alarm Indicate when Offline, Working Temperature 0~50℃, Working Current <55mA, Back up Battery 3.7v/500mAh Lithium Battery, Operating Syste with Multitasking Design, Function, Input Voltage DC5V
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. I am tired of searching coupons, but I found one for you…
Link: Banggood product page
1. ($49.60): 13f142
put item in your cart and apply coupon code there 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): 0404digoo, 502C6B, e2bcea, vipupgrade8, b80ecc, TTxBG10, BGDigoo15%, BG33DGMAS1, BG20COOP, BGKT30GR, bgdigoo15%, AFfbG10, BGMA31, BGMAS129, BGMAS11, BGBFAFF2019, BGCITYADS2019, bGpAnDacHeCk, BGVDay10%off, BGDG15, BGDG110, BGAFF10OFF, bGhOnEy10, 50%DG422, 20%DG422, BGdragonBoat, BGSS10%SW, BGDGASG, BgoFErTaSchInA10, BGHOMEA15%, BgcLuBofErtA10, BGHBHJ105, BGJATD551, BGCuponation10
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for Digoo DG-MAS1 433MHz GSM Home Alarm System? There we go.
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)).