I am monitoring price for Dual Display Car Bluetooth V5.0 FM Transmitter and it is for $17.99 now (in Banggood). You can create price alert here, copy coupons and view price history. What is best price?
Dual Display Car bluetooth V5.0 FM Transmitter 20W PD + QC3.0 USB Car Charger 7 Colors RGB Backlit Light HiFi Music MP3 Player
Latest price update (UTC time):
Banggood ($17.99)
Banggood warehouse is located in China. The question is – is it a good price? Hmmm, price is higher than average (which is $13.49 right now), so better set price alert down below… I found coupon for you. Check this out.
Link: Banggood product page
Price without coupon: $19.99
1. ($17.99): BGAMMT03
apply code in your basket (cart) 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): BGLMQ15
(you can check these old coupons out, but these probably won’t work)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for Dual Display Car Bluetooth V5.0 FM Transmitter.
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)).