Use coupon and get 500pcs 5mm LED Diode Kit for $7.99 (from Banggood). Go down and check coupons out. Remember to check price history if it is available. What is best price?
Latest coupon code price check (UTC time):
500pcs 5MM LED Diode Kit Mixed Color Red Green Yellow Blue White + BOX
Banggood ($7.99)
Banggood warehouse is located in China. Coupons for 500pcs 5mm LED Diode Kit? Nope, there’re no coupons in Banggood. Isn’t it too expensive? Let’s see… Average price for this item is $8.14 and current one is $7.99, so it’s a good price!
Link: Banggood product page
Price: $7.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG589b2e
(you can check these old coupons out, but these probably won’t work)
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
Do you need price history chart (for all/most countries) for 500pcs 5mm LED Diode Kit? There we go.
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)).