21700 Battery Terminal Insulator Rings – Black (20pcs) Overview The 21700 Battery Terminal Insulator Rings are high-quality protective rings designed to insulate and reinforce the positive terminal of 21700 lithium-ion batteries. These heat-resistant, durable rings provide an extra layer of safety and protection, reducing the risk of short circuits, electrical arcing, and accidental contact with conductive materials. Ideal for battery pack builders, DIY enthusiasts, and professionals, these insulator rings help maintain battery integrity and enhance safety during battery assembly and use. Key Features ✅ Precision Fit for 21700 Batteries: Designed to perfectly insulate the positive terminal of standard 21700 cells. ✅ Heat-Resistant & Durable: Made from high-quality insulating material to withstand heat and electrical stress. ✅ Enhanced Safety: Prevents short circuits and accidental contact with metal surfaces. ✅ Lightweight & Easy to Apply: Thin yet sturdy design for quick and secure installation. ✅ Multi-Pack Convenience: Comes in a 20-piece set, ideal for battery pack assembly and replacements. Specifications Specification Details Product Type 21700 Battery Terminal Insulator Rings Quantity 20 Pieces per Pack Compatibility 21700 Lithium-Ion Batteries Material High-Temperature Insulating Fiber Color Black Inner Diameter ~10mm Outer Diameter ~18mm Thickness ~0.3mm Weight (per ring) ~0.1g Applications The 21700 Battery Terminal Insulator Rings are widely used for: 🔋 Battery Pack Assembly – Provides essential insulation for DIY and professional battery pack builders. 🔋 Battery Rewrapping & Repairs – Ensures safety when replacing damaged battery wraps. 🔋 Vape & E-Cig Battery Protection – Prevents accidental short circuits in vape mod batteries. 🔋 Flashlights & High-Drain Devices – Enhances battery safety in flashlights, power tools, and portable electronics. 🔋 General Lithium-Ion Battery Maintenance – Extends battery longevity by reducing electrical hazards. Safety Guidelines & Warnings ⚠️ IMPORTANT SAFETY NOTICE ⚠️The 21700 Battery Terminal Insulator Rings are designed for electrical insulation and protection. Improper installation or battery mishandling may result in fire, explosion, or injury. General Safety Guidelines ✔ Ensure proper installation to completely cover the positive terminal without obstructing the vent. ✔ Use with an intact battery wrap—if the battery wrap is damaged, replace it before use. ✔ Avoid stacking multiple insulator rings as it may interfere with device contact points. ✔ Store batteries properly in protective cases when not in use. ✔ If the ring becomes damaged or worn, replace it immediately for continued safety. 🚫 Prohibited Uses & Handling ⛔ DO NOT use with batteries that have damaged or exposed positive terminals. ⛔ DO NOT use on batteries that have been modified, punctured, or physically damaged. ⛔ DO NOT attempt to charge or discharge batteries with improperly installed insulation. ⛔ DO NOT expose to high heat, flames, or direct sunlight. ⛔ DO NOT use if the insulator rings show signs of cracking, peeling, or warping. ⚠ User Responsibility & Risk Acknowledgment The user assumes full responsibility for proper handling, installation, and storage of these insulator rings. Misuse or improper application may result in serious injury or damage—always follow manufacturer recommendations. No guarantee of compatibility with modified or non-standard battery sizes is provided. Usage of this product is at your own risk. By purchasing and using the 21700 Battery Terminal Insulator Rings – Black (20pcs), you acknowledge and agree to follow all safety guidelines. Failure to comply may result in hazardous consequences. Ensure safe battery usage with high-quality insulation! 🔋⚡
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