Price history, coupons and price alert are available on this page. Do you want to know what the best price is?
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):
Transmitter: 85×85×11mm/3.35×3.35×0.43in, Remote control distance: 10-30m, IC Chip: EV1527, 86 panel wall remote transmitter with 1/2/3 button optional, Material: Plastic, Color: White, Can use with this item: 1411047, A panel 86 wall transmitter that can be stuck onto anywhere., Working Frequency: 433MHz, Working Current: 20-25mA, Working Voltage: DC 12V 27A Battery (not include)
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($9.55): pROMo8cuPoN
2. ($9.65): 2203ActiesNL
put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGSmart6
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – KTNNKG 433MHz Universal Wireless 86 Wall Panel [EU] ($-3)
Price history and price alert
Here is price history (for all/most countries) for KTNNKG 433MHz Universal Wireless 86 Wall Panel.
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)).
. This is new product in my database, so I don’t know if this price is good. Only one coupon available!