---
product_id: 596420421
title: "3.7V 6600mAh 1S3P Rechargeable Li-ion Battery Pack, JST-PH2.0 2-pin Connector, Compatible with Simplehuman Mirrors ST3024, ST3026, ST3028, BT1080, Arduino Projects, RAK LoRa Board,2GIG Panel"
brand: "xain-usa"
price: "¥8226"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/596420421-3-7v-6600mah-1s3p-rechargeable-li-ion-battery-pack-jst
store_origin: JP
region: Japan
---

# 24.42Wh stable power output 6600mAh high capacity Built-in multi-layer safety PCB 3.7V 6600mAh 1S3P Rechargeable Li-ion Battery Pack, JST-PH2.0 2-pin Connector, Compatible with Simplehuman Mirrors ST3024, ST3026, ST3028, BT1080, Arduino Projects, RAK LoRa Board,2GIG Panel

**Brand:** xain-usa
**Price:** ¥8226
**Availability:** ✅ In Stock

## Summary

> 🔋 Power up your productivity with confidence!

## Quick Answers

- **What is this?** 3.7V 6600mAh 1S3P Rechargeable Li-ion Battery Pack, JST-PH2.0 2-pin Connector, Compatible with Simplehuman Mirrors ST3024, ST3026, ST3028, BT1080, Arduino Projects, RAK LoRa Board,2GIG Panel by xain-usa
- **How much does it cost?** ¥8226 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/596420421-3-7v-6600mah-1s3p-rechargeable-li-ion-battery-pack-jst)

## Best For

- xain-usa enthusiasts

## Why This Product

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

## Key Features

- • **Safe & Sound:** Advanced PCB protection guards against overcharge, over-discharge, and short circuits for worry-free use.
- • **Power That Lasts:** 6600mAh capacity fuels your devices longer, so you never miss a beat.
- • **Certified Reliability:** CE, RoHS, UL, IEC62133, and UN38.3 certified—quality you can trust for your critical tech.
- • **Energy-Dense & Efficient:** High energy density (162 Wh/kg) packs more power in a compact design, perfect for on-the-go professionals.
- • **Zero Memory, Full Performance:** No memory effect means consistent peak power every charge—always ready when you are.

## Overview

This 3.7V 6600mAh rechargeable Li-ion battery pack delivers 24.42Wh of stable power with advanced safety features including overcharge, over-discharge, and short circuit protection. Compatible with Simplehuman mirrors and various electronics, it boasts a high energy density of 162 Wh/kg and low self-discharge, ensuring long-lasting, reliable performance backed by multiple international certifications and a one-year warranty.

## Description

3.7V 6600mAh 1S3P Rechargeable Li-ion Battery Pack, JST-PH2.0 2-pin Connector, Compatible with Simplehuman Mirrors ST3024, ST3026, ST3028, BT1080, Arduino Projects, RAK LoRa Board,2GIG Panel

## Features

- [Rechargeable 6600mAh Battery Pack] 3.7V - 6600 mAh - 24.42Wh, 1S3P, Lithium-Ion battery pack, with JST-PH2.0mm 2-pin female interface connector. Replacement Battery for models ST3024 ST3026 ST3027 ST3028 BT1080
- [High Performance] 24.42Wh high-performance rechargeable Li-ion battery pack can support stable and safe power supply output at 0.2C, which means longer discharge time.
- [Protection-PCB] Built-in PCB-FR-4 with IC-DW01 provides the battery pack with many safety features to protect against over-charge and over-discharge, operating temperature control, over-current, and short circuit protection.
- [No Memory Effect] Li-ion batteries have no memory effect after the initial charge.
- [High Energy Density] Battery pack is assembled with advanced technology and provides a high energy density of 162 Wh/kg.
- [Low Self Consumption] Excellent for standby and consumes less than 0.08mV/h. The remaining capacity after one year of storage ≧ 85%. We recommend charging and discharging once every six months.
- [Usage] Replacements for all your power needs, including Simplehuman Mirror, outdoor lights, fire alarms, etc.
- [Quality assurance] Our supplier is certified by CE, Rohs, UL, IEC62133, and UN38.3 and has strict testing procedures so you can enjoy a reliable battery for a longer time.
- [Manual] Please read the battery pack manual @ www.xain-usa.com for more technical specifications, warnings, warranty, and liability.
- [After Sale Service] You can return this product within 30 days for a full refund. The manufacturer has a one-year warranty against manufacturing defects. For any questions, please contact us at service@xain-usa.com, and we will get back to you within 24 hours.

## Product Details

- **Number of Batteries:** 1 Nonstandard Battery batteries required. (included)
- **Brand:** Xain-USA
- **Battery Cell Composition:** Lithium Ion
- **Battery Capacity:** 6600 Milliamp Hours
- **Recommended Uses For Product:** Camera, Drone, GPS, Power Tool, Radio

## Images

![3.7V 6600mAh 1S3P Rechargeable Li-ion Battery Pack, JST-PH2.0 2-pin Connector, Compatible with Simplehuman Mirrors ST3024, ST3026, ST3028, BT1080, Arduino Projects, RAK LoRa Board,2GIG Panel - Image 1](https://m.media-amazon.com/images/I/71L7qe+8HtL.jpg)
![3.7V 6600mAh 1S3P Rechargeable Li-ion Battery Pack, JST-PH2.0 2-pin Connector, Compatible with Simplehuman Mirrors ST3024, ST3026, ST3028, BT1080, Arduino Projects, RAK LoRa Board,2GIG Panel - Image 2](https://m.media-amazon.com/images/I/81jotR2IpfL.jpg)
![3.7V 6600mAh 1S3P Rechargeable Li-ion Battery Pack, JST-PH2.0 2-pin Connector, Compatible with Simplehuman Mirrors ST3024, ST3026, ST3028, BT1080, Arduino Projects, RAK LoRa Board,2GIG Panel - Image 3](https://m.media-amazon.com/images/I/81IfC5UbAVL.jpg)
![3.7V 6600mAh 1S3P Rechargeable Li-ion Battery Pack, JST-PH2.0 2-pin Connector, Compatible with Simplehuman Mirrors ST3024, ST3026, ST3028, BT1080, Arduino Projects, RAK LoRa Board,2GIG Panel - Image 4](https://m.media-amazon.com/images/I/71orzKhotrL.jpg)
![3.7V 6600mAh 1S3P Rechargeable Li-ion Battery Pack, JST-PH2.0 2-pin Connector, Compatible with Simplehuman Mirrors ST3024, ST3026, ST3028, BT1080, Arduino Projects, RAK LoRa Board,2GIG Panel - Image 5](https://m.media-amazon.com/images/I/71BaNZ0yubL.jpg)

## Frequently Bought Together

- 18650 3.7V 6600mAh 1S3P Rechargeable Li-ion Battery Pack, JST-PH2.0 2-pin Connector / Compatible with Simplehuman Mirrors ST3024, ST3026, ST3028, BT1080/ Arduino Projects/ Rak LoRa Board/ 2GIG Panel.
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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-24*