---
product_id: 428059277
title: "320PCS 21700 Lithium Battery Insulator Ring Self Adhesive Hollow Paper Pad Electrical Insulating Adhesive Paper Green"
brand: "jichuet"
price: "S$20"
currency: SGD
in_stock: true
category: "Jichu Et"
url: https://www.desertcart.sg/products/428059277-320pcs-21700-lithium-battery-insulator-ring-self-adhesive-hollow-paper
store_origin: SG
region: Singapore
---

# Precise 21mm OD & 12mm ID sizing 320PCS high-volume pack Superior insulation & corrosion resistance 320PCS 21700 Lithium Battery Insulator Ring Self Adhesive Hollow Paper Pad Electrical Insulating Adhesive Paper Green

**Brand:** jichuet
**Price:** S$20
**Availability:** ✅ In Stock

## Summary

> 🟢 Power up your battery game with precision and protection!

## Quick Answers

- **What is this?** 320PCS 21700 Lithium Battery Insulator Ring Self Adhesive Hollow Paper Pad Electrical Insulating Adhesive Paper Green by jichuet
- **How much does it cost?** S$20 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/428059277-320pcs-21700-lithium-battery-insulator-ring-self-adhesive-hollow-paper)

## Best For

- jichuet enthusiasts

## Why This Product

- Trusted jichuet brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision Fit:** Engineered with exact 21mm outer and 12mm inner diameters for flawless battery compatibility
- • **Green Tech Edge:** Eco-conscious material choice with high-performance electrical insulation for the modern professional
- • **Bulk Power Protection:** 320 premium insulator rings to future-proof your 21700 batteries
- • **Durability Meets Convenience:** Highland Barley Paper with adhesive backing ensures tear-resistant, corrosion-proof, and waterproof protection that’s easy to peel and stick
- • **Optimized for 21700 Batteries:** Specifically designed insulation rings to maximize battery safety and longevity

## Overview

This pack of 320 self-adhesive insulation rings, crafted from durable Highland Barley Paper, offers precise sizing (21mm outer diameter, 12mm inner diameter, 0.2mm thickness) tailored exclusively for 21700 lithium batteries. Engineered for superior electrical insulation, wear, tear, and corrosion resistance, these easy-to-apply green rings ensure enhanced battery safety and longevity, making them an essential upgrade for professionals managing high-performance power solutions.

## Description

Material: Highland Barley Paper with Adhesive Backing; Size： Outer Diameter: 21mm/0.82" ; Inside Diameter: 12mm/0.47" ; Thickness: 0.2mm ; Advantages: Good Insulation, Wear Resistance, Corrosion Resistance, Tear Resistance, Easy to Peel and Stick; Application: Insulation Ring Tape for 21700 Lithium Battery only; Package Include: 1. 320PCS 21700 Lithium Battery Insulation Ring;

## Features

- Material: Highland Barley Paper with Adhesive Backing;
- Size: Outer Diameter (21mm/0.82"), Inside Diameter (12mm/0.47"), Thickness (0.2mm);
- Advantages: Good Insulation, Wear Resistance, Corrosion Resistance, Tear Resistance, Easy to Peel and Stick;
- Application: Insulation Ring Tape for 21700 Lithium Battery only;
- List: 320PCS 21700 Lithium Battery Insulation Ring.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09WG34BGG |
| Adhesive Format | Pad |
| Adhesive Location | Single Sided |
| Adhesive Material | Adhesive |
| Adhesive Side Count | 1 |
| Best Sellers Rank | #257,458 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #626 in Electrical Tape #60,016 in Electrical Equipment |
| Brand Name | JichuET |
| Color | Green |
| Compatible Material | Paper |
| Customer Reviews | 4.7 4.7 out of 5 stars (195) |
| Item Resistance | Abrasion Resistant, Corrosion Resistant, Electrical Resistant, Tear Resistant |
| Item Thickness | 0.2 millimeters |
| Item Weight | 0.05 kg |
| Manufacturer | JichuET |
| Material Type | Paper |
| Model | BAT-QKZ |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | BAT-QKZ |
| Size Name | 21700 |
| Surface Recommendation | Paper |
| UPC | 792933396335 |
| Unit Count | 1 Feet |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** JichuET
- **Color:** Green
- **Material:** Paper
- **Number of Items:** 1
- **Surface Recommendation:** Paper

## Images

![320PCS 21700 Lithium Battery Insulator Ring Self Adhesive Hollow Paper Pad Electrical Insulating Adhesive Paper Green - Image 1](https://m.media-amazon.com/images/I/71iTpDpbk1L.jpg)
![320PCS 21700 Lithium Battery Insulator Ring Self Adhesive Hollow Paper Pad Electrical Insulating Adhesive Paper Green - Image 2](https://m.media-amazon.com/images/I/41T3x9fn9DL.jpg)
![320PCS 21700 Lithium Battery Insulator Ring Self Adhesive Hollow Paper Pad Electrical Insulating Adhesive Paper Green - Image 3](https://m.media-amazon.com/images/I/41fiITM3YwL.jpg)
![320PCS 21700 Lithium Battery Insulator Ring Self Adhesive Hollow Paper Pad Electrical Insulating Adhesive Paper Green - Image 4](https://m.media-amazon.com/images/I/41rKid2XwLL.jpg)
![320PCS 21700 Lithium Battery Insulator Ring Self Adhesive Hollow Paper Pad Electrical Insulating Adhesive Paper Green - Image 5](https://m.media-amazon.com/images/I/31Q8XnAIQCL.jpg)

## Available Options

This product comes in different **Size** options.

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**Shop now:** [https://www.desertcart.sg/products/428059277-320pcs-21700-lithium-battery-insulator-ring-self-adhesive-hollow-paper](https://www.desertcart.sg/products/428059277-320pcs-21700-lithium-battery-insulator-ring-self-adhesive-hollow-paper)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-10-21*