ATM you can buy 3 Tiny Mighty Action for 459.99 USD (in Banggood). Go down and check coupons out. Remember to check price history if it is available. You probably want to know what is the best price?
Latest price update (UTC time):
Banggood (459.99 USD)
Banggood warehouse is located in China. Is it good price? My database says that it’s pretty good price, coz average is 473.99 USD. I found coupon for you. Check this out.
Link: Banggood product page
Price without coupon: 499.99 USD
Coupon (459.99 USD): BGHONEYSP
(CouponsFromChina.com tip: put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGMatt2022, BG589b2e, BGAUGUST8, BG1316d0, BGCAPITALOS8, BG8FORMULAMX, BGad2745, BGBFDAY8, BGaff213, BGcdc8f0
(you can check these old coupons out, but these probably won’t work)
Aliexpress
Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for Insta360 GO 3 Tiny Mighty Action Camera 64GB Standalone.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).