I don't know the details! If you understand, I will sell it to you. ⚫︎Heat shrink tubing 1.5-0.5m #See all products from puru ☜. Free shipping!! Only 1 left due to popularity!! This is a first-come, first-served item⭐️ˎˊ˗ ※Although it is new and unused, it has been opened for inspection. Please take a look at the actual photos before purchasing☘️ Please understand that this item is stored at home and will be shipped in simple packaging before purchasing (⁎ᵕᴗᵕ⁎ ) 12-45 1