Max Asvent Speed: 6 m/s (Normal Mode / Sport Mode), Prop: Defender25 2525 props (2.5 inch), Maximum Takeoff Altitude: 200 m, Max Speed: 100Km/H (Manual Mode), Video Transmission: DJI O3 Air Unit, Max Descent Speed: 6 m/s (Normal Mode / Sport Mode), Takeoff Weight incl. 550mAh battery: ≤249g, Flight Electronics: BLITZ D25 F7 AIO, Frame: 112±2mm, Dimensions (L×W×H)：158x155x69mm, Motor: Defender25 1404, Weight of the Aircraft: 180g, Takeoff Weight incl. 900mAh battery: ≤280g, Model: Defender25 HD.
Go down and check coupons out. Remember to check price history if it is available. Let’s see what best price is ATM.
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. As you can see I didn’t find any active coupon for this product right now…
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): BGeee605, BGToys8, BGMatt2022, BG589b2e
(there’s a little possibility that old coupon will work)
Price history and price alert
Here is price history (for all/most countries) for iFlight Defender25 HD F7 4S 2.5 Inch Drone BNF with DJI O3. The lowest price was: $489.99.
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)).