ATM you can buy iFlight Crystal HD Patch 5.8GHz 9dBi FPV Antenna for $47.99 (in Banggood). You can create price alert here, copy coupons and view price history. Do you want to know what the best price is?
not to be used on standard SMA), Brand: iFlight, Dimensions: 16mmx 7mmx 3mm, Impendance: 50Ω, Axial ratio: ≤1.6, Connector: RP-SMA (Fits DJI Goggles directly, Bandwidth: 5600~5900 Mhz, Radiation Efficiency: 93%, Cable: RG178, Frequency: 5.8GHz, Weight: 52.1g, , Gain: 9 dBi, Polarization: (LHCP) Left Hand Circularly Polarized, Beam Width: 105° H. 75° V.
Latest price update (UTC time):
Banggood ($47.99)
Banggood warehouse is located in China. I can’t find any active coupons for this product in Banggood. Is it good price? I have never seen better price than the current one in CouponsFromChina database, so it’s the best!
Link: Banggood product page
Price: $47.99
This is the best price ever noted in my database!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGTT10, BGFPV50-5, BGCuponation10, BGDAVIS, Parts8, BGFPV5, BGGAL8, BGJON8, BGRCParts8, Tabby20, BG1efeb0, MVC8SPRING, 8BGwbg2204, tRaDetRaCKeR, 8wEbgaInS5, pROMo8cuPoN, BG8RCToy, hoNEYbGdeAlS, BGToys1, BGRCT10, BGJUNEGSG9, DealBGimpact, Cuponation9, 9OFFSUMMER, COUPONSDE1wk, BGToys8, BG8OFFCOUPON, TTBLACK5, BGSaleFeb8, BGMatt2022, BG589b2e, BGSCHOOL8OFF, BG8FORMULAMX
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – iFlight Crystal HD Patch 5.8GHz 9dBi FPV Antenna [EU] ($-3)
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
Do you need price history chart (for all/most countries) for iFlight Crystal HD Patch 5.8GHz 9dBi FPV Antenna? There we go.
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)).