HGLRC Lipo Battery Balance Charger Board Pro 40A XT60 XT30 2-6S (Cell Count Support: 2-6s, Max Input Current: 40A, Max Balance Current: 2A, Charge Connector Protection: Each XT30/XT60 port has its own 15A Automotive fuse).
Basically copy coupon, view price history or create e-mail price alert. What is best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
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. You can get coupon down below.
Link: Banggood product page
1. ($38.08): BGMatt2022
apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): BGRCParts8, BGSFBC1, 2022ACTIESNL, Terence, Tabby20, 2203ActiesNL, MVC8SPRING, 8BGwbg2204, tRaDetRaCKeR, 8wEbgaInS5, pROMo8cuPoN, BG8RCToy, hoNEYbGdeAlS, BGRCT10, Cuponation9, BGToys8, BG8OFFCOUPON, TTBLACK5
(probably won’t work, but you can try them out)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – HGLRC Lipo Battery Balance Charger Board Pro 40A XT60 XT30 2-6S [EU] ($-3)
Price history and price alert
Here is price history (for all/most countries) for HGLRC Lipo Battery Balance Charger Board Pro 40A XT60 XT30 2-6S. The lowest price was: $23.99.
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)).