1x DJI AIR UNIT, 4x HQProp T3X3X3 propeller, 2x DJI LHCP Antenna, 4x Forward 1106 3800KV Brushless Motor, 1x Zeus35 AIO Flight Controller, 1x Receiver, 1x Sector132 Frame Kit, 4x Gemfan 2540 propeller.
Just check coupons out (with price alert and history). What is best price?
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 coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($328.71): BGGAL8
2. ($328.71): BGJON8
3. ($335.85): CouponsDE
this code has to be applied in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGSector132, BG132HD, bGhOnEy10, BGdragonBoat, BGSectorHD, BGESSector132, bgshOOp10, BGRC902, BgoFErTaSchInA10, BgcLuBofErtA10, BGAFF10OFF, BG10RACING, BGMATT7, BGDAVIS, Drones6, BANGGOODSD, 00c906
(these coupons are old, so probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for HGLRC Sector132 HD 132mm 4S Drone. The lowest price was: $237.99.
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)).