---
product_id: 427254351
title: "EEMB Lithium Polymer battery 3.7V 500mAh 403048 Lipo Rechargeable Battery Pack with wire JST Connector-confirm device & connector polarity before purchase"
brand: "eemb"
price: "€ 18.13"
currency: EUR
in_stock: true
reviews_count: 13
category: "Eemb"
url: https://www.desertcart.nl/products/427254351-eemb-lithium-polymer-battery-3-7v-500mah-403048-lipo-rechargeable
store_origin: NL
region: Netherlands
---

# 250mAh Capacity 3.7V Voltage Multi-layer Safety Protection EEMB Lithium Polymer battery 3.7V 500mAh 403048 Lipo Rechargeable Battery Pack with wire JST Connector-confirm device & connector polarity before purchase

**Brand:** eemb
**Price:** € 18.13
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your essentials with precision and confidence!

## Quick Answers

- **What is this?** EEMB Lithium Polymer battery 3.7V 500mAh 403048 Lipo Rechargeable Battery Pack with wire JST Connector-confirm device & connector polarity before purchase by eemb
- **How much does it cost?** € 18.13 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/427254351-eemb-lithium-polymer-battery-3-7v-500mah-403048-lipo-rechargeable)

## Best For

- eemb enthusiasts

## Why This Product

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

## Key Features

- • **Certified Quality:** UN 38.3 and UL certified—trusted performance that meets rigorous global standards.
- • **Safety First Tech:** Built-in PCM protection guards against overcharge, short circuit, and overheating for peace of mind.
- • **Long-lasting Charge:** Reliable 250mAh capacity ensures your devices stay powered longer, keeping you connected and productive.
- • **Precision Power Fit:** Designed specifically for VXI Blue Parrott devices—no guesswork, no compatibility drama.
- • **Compact & Lightweight:** At just 5g and 20.5x32x5.3mm, it’s the perfect power boost without bulk.

## Overview

The EEMB Lithium Polymer 3.7V 250mAh battery pack is a compact, lightweight rechargeable power source tailored for VXI Blue Parrott devices. Featuring advanced PCM safety protections and certified by UN 38.3 and UL standards, it delivers reliable, long-lasting energy in a sleek form factor. Ideal for Bluetooth speakers, smart home gadgets, and portable electronics, this battery ensures seamless device performance with a perfect connector fit—just confirm polarity before purchase.

## Description

Free delivery and returns on eligible orders. Buy EEMB Lithium Polymer battery 3.7V 250mAh 502030 Lipo Rechargeable Battery Pack with wire Molex Connector for VXI Blue Parrott-confirm device & connector polarity before purchase at desertcart UK.

Review: Small size - Great little battery used on my drone RX as a backup.
Review: A drop-in replacement for anything with the same specs. - I used this to replace the similar battery in my Renpho digital scales, which were only holding a charge for a day or two. Worked perfectly and the scales are like new again.

## Features

- Make Sure Device Polarity Matches with Battery Pack Connector Before Purchase!!!-1.Battery Size; 2.Connector Model; 3.Connector Size; 4.Connector Polarity - THIS IS NOT UNIVERSAL!!! (It will cause a shortage if the polarity of the battery connector does not match your device.)
- BASIC INFO—Voltage:3.7V; Typical capacity: 250mAh, Min capacity: 230mAh; Weight: approximate 5g; Size: 20.5 x 32 x 5.3mm (WxLxH)
- RELIABLE PERFORMANCE—No leaking, excellent cost performance and long cycle life. PCM protection function: over charge, over discharge, over current, short circuit protection, over temperature protection.
- CERTIFICATIONS—UN 38.3 compliant. More than 400 EEMB batteries are UL certified. Search "MH20555" on UL for all EEMB UL certification information.//MANUFACTURER DIRECT— Please contact us if you have any questions or concerns with the product via desertcart message. We will respond to you within 24 hours.
- STORAGE/APPLICATION—Keep the cells in 40%-60% charged state during long period storage.We recommend to charge the battery every 3 months after receipt of the battery and maintain the voltage 3.7-4.0V. Store battery in cool and dry place./SUITABLE for Bluetooth speaker, dash cam, keyboard and mouse, Wi-Fi enabled smart home systems, PDA and digital cameras, GPS,monitoring units, e-books, tracking devices, sleep management equipment, blood oxygen tracking equipment, pulse monitors,wireless, IoT.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B9N5HBQ7 |
| Batteries | 1 Lithium Polymer batteries required. (included) |
| Best Sellers Rank | 4,951 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 2,380 in Disposable Household Batteries |
| Brand | EEMB |
| Customer Reviews | 4.5 4.5 out of 5 stars (742) |
| Date First Available | 15 Aug. 2022 |
| Delivery information | We cannot deliver certain products outside mainland UK ( Details ). We will only be able to confirm if this product can be delivered to your chosen address when you enter your delivery address at checkout. |
| Guaranteed software updates until | unknown |
| Item Weight | 5 Grams |
| Item model number | LP502030 |
| Package Dimensions L x W x H | 12.3 x 6.1 x 1.9 centimetres |
| Package Weight | 0.02 Kilograms |
| Part number | LP502030 |
| Size | 502030 (250mAh) |

## Product Details

- **Battery capacity:** 250 Milliampere Hour (mAh)
- **Battery cell composition:** Lithium Polymer
- **Brand:** EEMB
- **Number of batteries:** 1 Lithium Polymer batteries required. (included)
- **Recommended uses for product:** Bluetooth Headphone, Bluetooth speaker, Camera, Dashcam, LED light, MP3 Player

## Images

![EEMB Lithium Polymer battery 3.7V 500mAh 403048 Lipo Rechargeable Battery Pack with wire JST Connector-confirm device & connector polarity before purchase - Image 1](https://m.media-amazon.com/images/I/61Fo5ANvixL.jpg)

## Available Options

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

## Questions & Answers

**Q: Will this work inside razer basilisks ultimate?**
A: It might but I think this battery is really meant for dashcam purposes.  2 double a batteries provide 3.0 volts for a much longer time than this little thing.

**Q: What type of charger do i use**
A: That would depend on your device.  This is a replacement for device batteries with a two pronged connector. My device uses a usb micro b.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Small size
*by M***L on 8 June 2025*

Great little battery used on my drone RX as a backup.

### ⭐⭐⭐⭐⭐ A drop-in replacement for anything with the same specs.
*by I***D on 24 January 2026*

I used this to replace the similar battery in my Renpho digital scales, which were only holding a charge for a day or two. Worked perfectly and the scales are like new again.

### ⭐⭐⭐⭐⭐ Used in a deus control box
*by N***S on 27 January 2026*

Replaced the battery in a deus 1 controll box, fits just, great value

## Frequently Bought Together

- EEMB 3.7V Lipo Battery 500mAh 403048 Lithium Polymer ion Battery Rechargeable Lithium ion Polymer Battery with JST Connector Make Sure Device Polarity Matches with Battery Before Purchase!!!
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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-02-27*