$258.40 – GOOSKY S1 6CH 3D Aerobatic Dual Brushless Direct Drive Motor RC Helicopter BNF with GTS Flight Control System/RTF – Red Mode 2 (Left Hand Throttle) with 3 Batteries.
You can get GOOSKY S1 Brushless RC Helicopter RTF with 3 Batteries for $258.4 with coupon (from Banggood). Go down and check coupons out. Remember to check price history if it is available. Let’s see what best price is ATM.
Latest coupon and price update (UTC):
Banggood ($258.40)
Banggood warehouse is located in China. Price? Hmmm, price is higher than average (which is $231.10 right now), so better set price alert down below… I am tired of searching coupons, but I found one for you…
Link: Banggood product page
Price without coupon: $272
1. ($258.40): BG25ALEDRON
coupon code has to be applied in shop’s cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
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.
Price history and price alert
Do you need price history chart (for all/most countries) for GOOSKY S1 Brushless RC Helicopter RTF with 3 Batteries? There we go. The lowest price was: $219.
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)).