I have just checked coupons. The lowest price I could get is $58.99 for Holybro SiK Telemetry RC Radio V3 100mW 433MHz / 915MHz (in Banggood). Check coupons or create price alert down below. Let’s see what best price is ATM.
Supply Voltage: 5V DC (from USB or JST-GH), Transmit Current: 100 mA at 20dBm, Serial Interface: 3.3 V UART, Receive Current: 25 mA
Latest price update (UTC time):
Banggood ($58.99)
Banggood warehouse is located in China. There are no coupons for this product in Banggood. What about the price? Well, according to CouponsFromChina database this price is the best in history (5 records).
Link: Banggood product page
Price: $58.99
This is the best price ever noted in my database!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGSiKV3, BGRCParts8, BG1efeb0, MVC8SPRING, 8BGwbg2204, Cuponation9, BGMatt2022, BGToys8, BGGutscheine, BG8OFFCOUPON, TTBLACK5, JanBGCoupon8, BGSaleFeb8, BGAUGUST8, BGCAPITALOS8, BGCOUPERT8, BG8FORMULAMX
(there’s a little possibility that old coupon will work)
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
HolyBro SiK Telemetry Radio V3 100mW 500mW 433MHZ 915MHZ for APM Pixhawk Radiolink MINI PIX RC Drone Flight Controller | $80.64 | – |
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 Holybro SiK Telemetry RC Radio V3 100mW 433MHz / 915MHz.
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)).