$8.99 – Remote Distance: 30M, Receiver sensitivity: 105dB, Operating Voltage: DC 12V, Receiving frequency: 443.92MHz, Max load current: 20A, Frequency: 315mhz, Operating Current: 13 mAh.
Check if there is $8.99 coupon for 2 Transmitters with 12V 4CH Channel Relay RF (in Banggood). Go down and check coupons out. Remember to check price history if it is available. Do you want to know what the best price is?
Latest coupon and price update (UTC):
Banggood ($8.99)
Banggood warehouse is located in China. I don’t think there is an active coupon right now – at least in my database. I think you want to know if the price is good. Actually this is the best price in history according to CouponsFromChina database!
Link: Banggood product page
Price: $8.99
Additional Banggood coupons: first page and second page
This is the best price ever noted in my database!
Old coupons (from the oldest to the newest): BG1d6233, BG00c906, BG589b2e, BGET10
(you can check these old coupons out, but these probably won’t work)
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for 2 Transmitters with 12V 4CH Channel Relay RF? There we go. The lowest price was: $8.99.
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)).