$59.79 – Radiolink T8S FHSS RC Transmitter R8EF (Banggood, Aliexpress: T8S Opearting Current: <150(±5)mA, R8EF Operating Voltage: 4.6-10V, Item Name: T8S Transmitter with R8EF Receiver, Color: Black, Size: 162.5*95.5*57 mm (Transmitter), T8S Operating Voltage: 4.2V, Weight: 142g, 48.5*21*11 mm (Receiver), R8EF Opearting current: <30mA (the best price with coupon)).
ATM you can buy Radiolink T8S FHSS RC Transmitter R8EF for $59.79 (in Banggood). Go down and check coupons out. Remember to check price history if it is available. Let’s see what best price is ATM.
Latest price update (UTC time):
Banggood ($59.79)
Banggood warehouse is located in China. I couldn’t find any coupon for this product on latest product update. Is it expensive? Maybe there’re no more promotions for this item, because current price is higher than average (which is equal $44.24)
Link: Banggood product page
Price: $59.79
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): 2019SPEDM, Parts8, bgssaff9, BGCITYADS2019, BGRLT8S, BGT8S15, BGRKT8S, BGVDay10%off, BGRDT8S, 7d18f7, BGTT10, bGhOnEy10, bgshOOp10, BGRCRR9, BGCuponation10, BGDAVIS, BGradio9, BG70e5fc
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
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 Radiolink T8S FHSS RC Transmitter R8EF. The lowest price was: $39.99.
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)).