Nbeads Heat Shrink Tube And Insulation Rings For 21700 Batteries - Complete Pvc Wrap Kit With Adhesive Paper Gaskets In Ten Vibrant Colors Ultimate Protection Gear For Lithium Cell Safety

Complete Kit For 21700 Battery Safety Tubes Gaskets
✔️ 78x36mm/3in tubes plus 21mm/1in rings 21700 cells 600 kits

This set provides comprehensive shielding for 21700 lithium power cells in custom builds and repair work by covering exposed terminals effectively.

✅ 10 color options allow fast sorting of different voltage packs within your array
✅ Vinyl material shrinks tight around cylinder sides sealing out dust and sparks
✅ Sticker base holds firmly on flat tops to prevent unwanted pole contact

💡 How to safely pack lithium batteries for electric builds
Proper wrapping stops exposed contacts from sparking against metal frames in mods
Selecting right sized sleeves ensures the wrap stays secure during vibration stress
Using adhesive backing adds extra security to terminal zones for high current use

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