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Package Contents: 1x RC Car, 1x Controller, 1x USB Cable, 2x Battery, 1x English User Manual
Aliexpress
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Here are coupons that you can use.
Latest coupon and price update (UTC):
Price history and price alert
Here is price history (for all/most countries) for Helifar 9130 RC Car.
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)).