Just check coupons out (with price alert and history). Best price?
Max Flying Height: 3500m, Max Speed: 15m/s, Detailed Control Distance: 1000m, Flying Time: 18-20mins
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
GDU O2 RC Quadcopter Drone spare parts blade charger PTZ protection cover bag blade protection cover remote controller | $74.30 | – |
Click here to search by yourself. Here are coupons that you can use.
Latest coupon code price check (UTC time):
Price history and price alert
Check out price history chart (for all/most countries) for GDU O2 WiFi FPV RC Drone.
Price records source(s): Gearbest
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)).