Basically copy coupon, view price history or create e-mail price alert. What is the best price?
1x 433Mhz RF remote controller, 2x CR2032 button cell, 2x dual adhesive tape
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
WETEN 433 Mhz Receiver RF Remote Control Wireless Wall Switch for Sonoff TX T1 T2 T3 EU UK US Sonoff 4CH Pro R2 R3 Slampher RF | $9.58 | – |
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 are no coupons for this product in Banggood.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): elec, BG15Gadgets, bg15gadgets, SONOFF15, BGVDay10%off, BGTT10, bGhOnEy10, BGSMOFF, BGSAMRTH, BGELIG0920, BgcLuBofErtA10, BG15SH12, BGAFF10OFF, BGSTHO15, BGHONEY2110, BGSHOM15, 13f142, BGSHE15, 6GSGIT
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Here is price history (for all/most countries) for T433 Wall Touch Panel.
Price records source(s): Gearbest, 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)).