You can get 2 Transmitters for 15 USD using coupon code (in Banggood). Price history, coupons and price alert are available on this page. What is best price?
Latest price update (UTC time):
Banggood (15.00 USD)
Banggood warehouse is located in China. I’m afraid that there’s no working coupon in Banggood. What about the price? I don’t know if this is a good price – number of records in my database is too low!
Link: Banggood product page
Price: 15 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG1d6233, BG00c906, BG589b2e, BGET10
(these codes were not working in latest coupon update, but you can check them out anyway)
Aliexpress
Click here… to search for 2 Transmitters with 12V 4CH Channel Relay RF on Aliexpress
Here are coupons that you can use.
Price history and price alert
It doesn’t make sense to generate price history chart, because there is one price record which is: 9.99 USD.
You can set price alert (for Banggood).