Price history, coupons and price alert are available on this page. You probably want to know what is the best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Center frequency: 5750MHz, Weight: 4.8g, Bandwidth: 500 MHz (5.5-6.0 GHz), Gain: 2.5 Dbi, Polarization: LHCP/ RHCP (Optional), Red (Optional), Radiation efficiency: 98%, Axial ratio: <3db, Connector: SMA Male, Shell material: Imported PC + ABS, Antenna length: 22.7mm, Center frequency: 5.8 GHz, Matching: VSWR < 1.2 (at center frequency), Color: White, Item number: Lollipop 3
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($18.21): BGRCParts8
2. ($18.21): 8BGwbg2204
3. ($18.21): BGJON8
this code has to be applied in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGLollipop, Parts8, BGBCBG10, BGFOX12, BGBFCR13, BGLolli3, BGCITYADS2019, 2020CNY, FBCOUPON1, BGERR, bGhOnEy10, BGTT10, BGFoxeer5, BGCuponation10, 13f142, BGDAVIS
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – 2Pcs Foxeer Lollipop 3 Stubby Omni FPV Antenna [EU] ($-3)
Price history and price alert
Check out price history chart (for all/most countries) for 2Pcs Foxeer Lollipop 3 Stubby Omni 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)).