Use coupon and get Foxeer Micro Lollipop 15cm FPV Antenna for $14.9 (from Banggood). Price history, coupons and price alert are available on this page. Let’s see what best price is ATM.
Latest coupon code price check (UTC time):
Model: Micro Lollipop, Connector: Angle SMA, Cable Length: 133mm, SWR: 1.06 at Center Frequency, Gain: 2.5dBi, Case Material: PC+ABS, Weight: 9g, Dimension: 11*150mm, Band Width: 5.5G~6GHz, Center Frequency: 5.7GHz, Polarization: RHCP, Cable: SFX086, Radiation Efficiency: 98%, Axial Ratio: Close to 1
Banggood ($14.90)
Banggood warehouse is located in China. As you can see I didn’t find any active coupon for this product right now… Price? Well, this price is higher than average price ($13.45)
Link: Banggood product page
Price: $14.9
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGKJHOG, BGRC902, bGhOnEy10, BGTT10, 13f142, Parts8, BGCuponation10, BGDAVIS, BGGAL8, BGRCParts8, Tabby20, BG1efeb0, MVC8SPRING, 8BGwbg2204, tRaDetRaCKeR, 8wEbgaInS5, pROMo8cuPoN, BG8RCToy, BGRCT10, BGJUNEGSG9, TTSUMMER8, Cuponation9, 9OFFSUMMER
(these coupons are old, so 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
Here is price history (for all/most countries) for Foxeer Micro Lollipop 15cm FPV Antenna.
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)).