Obstacle Avoidance, Movement Programming, Gesture Control.
Basically copy coupon, view price history or create e-mail price alert. Best price?
Aliexpress
I could not find it on Aliexpress. Click here to search by yourself.
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. I couldn’t find any coupon for this product on latest product update.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): R212, 502C6B, d8f2bb, TTxBG10, AFfbG10, 0e7f33, FBCOUPON1, bGhOnEy10, BGROB15, BGROK6, BGNEE22, BGCXY02, BgcLuBofErtA10, BGMRK123, BGCHR58, BGAFF10OFF, BGCuponation10, 13f142, BGHONEY2110, BGabaf14, BANGGOODSD, BG1eda09, 00c906, BG00c906, ADMITAD2212, 2022ACTIESNL, BGROBOT10, Tabby20, BGToys1, BGRCT10, BGRobot1, BGToys8, BG589b2e
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – JJRC R2 CADY WINI Intelligent RC Robot Pink ($-3)
Price history and price alert
Price history (for all/most countries) for JJRC R2 CADY WIDA Robot is here. The lowest price was: $17.99.
Price records source(s): Gearbest, 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)).