Premium Self-Adhesive Battery Insulator Rings for Enhanced Safety
High-quality barley paper construction ensures superior electrical insulation, heat resistance, and durability. The self-adhesive design simplifies installation, providing a secure fit for 18650, 21700, and 26650 batteries. Precision-cut for a perfect fit, these insulator rings prevent short circuits and enhance battery stability in high-performance devices. Ideal for DIY battery packs, vape mods, flashlights, and power tools. Bulk pricing available—stock up for large-scale projects without compromising quality. Trusted by professionals for reliable, cost-effective insulation solutions.