I have just checked coupons. The lowest price I could get is 26.99 USD for RC Helicopter RTF with (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
Latest price update (UTC time):
Banggood (26.99 USD)
Banggood warehouse is located in China. There are no active coupons for this product, but the price is pretty low isn’t it? The question is – is it a good price? This price is higher than average price (23.99 USD) for this item.
Link: Banggood product page
Price: 26.99 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGToys8, BGMatt2022
(you can check these old coupons out, but these probably won’t work)
Aliexpress
Click here… to search for SY017 RC Helicopter RTF with 2 Batteries on Aliexpress
Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for SY017 RC Helicopter RTF with 2 Batteries.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).