The coupon price for 2.4GHz Mini Remote Control Programming Robot is $19.31 (in Banggood). Basically copy coupon, view price history or create e-mail price alert. You probably want to know what is the best price?
2.4GHz Mini Remote Control Programming Robot Multifunctional LED Lights Control Omnidirectional Marching Robot Toy for Children
Latest coupon code price check (UTC time):
Banggood ($19.31)
Banggood warehouse is located in China. As you can see I didn’t find any active coupon for this product right now… I think you want to know if the price is good. From what I can see this price is higher than average price ($18.97).
Link: Banggood product page
Price: $19.31
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGaaa984
(I don’t think these’re gonna work, but you can try ’em out anyway)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Price history (for all/most countries) for 2.4GHz Mini Remote Control Programming Robot is here.
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)).