--- product_id: 280590017 title: "EEMB 3.7V 502030 250mAh Lipo Battery Rechargeable JST 2.0mm 4-Pack" brand: "eemb" price: "R840" currency: ZAR in_stock: true category: "Eemb" url: https://www.desertcart.co.za/products/280590017-eemb-3-7v-502030-250mah-lipo-battery-rechargeable-jst-2 store_origin: ZA region: South Africa --- # 4A max discharge current 250mAh high-density power Built-in PCM safety protection EEMB 3.7V 502030 250mAh Lipo Battery Rechargeable JST 2.0mm 4-Pack **Brand:** eemb **Price:** R840 **Availability:** ✅ In Stock ## Summary > 🔋 Power your passion with precision and safety — never miss a beat! ## Quick Answers - **What is this?** EEMB 3.7V 502030 250mAh Lipo Battery Rechargeable JST 2.0mm 4-Pack by eemb - **How much does it cost?** R840 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/280590017-eemb-3-7v-502030-250mah-lipo-battery-rechargeable-jst-2) ## 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 - • **Safety First:** UL & IEC62133-2 certified with PCM for overcharge & short circuit protection - • **Optimized Storage:** Store at 40%-60% charge to maximize battery lifespan and performance - • **Compact Powerhouse:** Ultra-slim 20.5×32×5.3mm fits sleek devices seamlessly - • **Reliable Longevity:** 500+ charge cycles keep your gadgets powered longer - • **Versatile Compatibility:** Perfect for Bluetooth speakers, dash cams, smart home & IoT devices ## Overview The EEMB 3.7V 502030 250mAh LiPo Battery 4-Pack offers a compact, lightweight design with a robust 250mAh capacity and 4A discharge current. Engineered with built-in PCM safety features and certified by UL and IEC standards, it ensures reliable, safe performance across 500+ recharge cycles. Ideal for a wide range of portable electronics including Bluetooth speakers, dash cams, and IoT devices, this rechargeable battery pack is your go-to for consistent power and longevity. ## Description Buy EEMB 3.7V 502030 250mAh Lipo Battery Rechargeable JST 2.0mm 4-Pack: 3.7V - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - Must Confirm 4 Factors Before Purchase: This 3.7V 250mAh LiPo is NOT universal. Verify: (1) size 20.5×32×5.3mm, (2) connector model, (3) connector pin size, (4) +/- polarity alignment. Wrong polarity = short circuit. Check red/black wires vs your device. - 250mAh LiPo Performance: Typical 250mAh (min 230mAh), 3.7V, 5g. No leaking, low internal resistance, 500+ cycle life. Reliable rechargeable lithium polymer battery for compact portable electronics. - PCM Safety and Certifications: Built-in PCM protection against overcharge, over-discharge, over-current, short circuit. UL, IEC62133-2 certified, and UN38.3 compliant for safe air/sea shipping. 400+ EEMB models UL listed – search "MH20555" on UL directory for full details. - Storage Guide: Keep at 40%-60% charge during long-term storage; recharge every 3 months to maintain 3.7-4.0V. Store in cool & dry place (below 25°C) to maximize lifespan. - Wide Compatibility: Ideal for Bluetooth speakers, dash cams, keyboards/mice, Wi-Fi smart home, PDA, GPS, digital cameras, e-books, trackers, telematics, sleep monitors, blood oxygen/pULse oximeters, and IoT devices. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08VRZTHDL | | Amperage | 4 A | | Antenna Location | Indoor/Outdoor | | Battery Capacity | 250 | | Battery Cell Type | Lithium Polymer | | Battery Weight | 5 g | | Best Sellers Rank | #134,613 in Health & Household ( See Top 100 in Health & Household ) #77 in 3.7V Batteries | | Brand | EEMB | | Compatible Phone Models | MP3 MP4 Speaker, VXI Blue Parrott | | Customer Reviews | 4.5 4.5 out of 5 stars (96) | | Item Dimensions | 0.81 x 1.26 x 0.21 inches | | Item Weight | 5 g | | Manufacturer | EEMB Co.,Ltd | | Model Name | LP502030 | | Model Number | LP502030-PCM | | Number of Batteries | 4 Lithium Polymer batteries required. (included) | | Reusability | Rechargeable | | Unit Count | 4 Count | | Voltage | 3.7 volts | ## Product Details - **Battery Capacity:** 250 - **Battery Cell Composition:** Lithium Polymer - **Brand:** EEMB - **Number of Batteries:** 4 Lithium Polymer batteries required. (included) - **Recommended Uses For Product:** Indoor/Outdoor ## Images ![EEMB 3.7V 502030 250mAh Lipo Battery Rechargeable JST 2.0mm 4-Pack - Image 1](https://m.media-amazon.com/images/I/71x3dj8OkwL.jpg) ## Frequently Bought Together - EEMB Lithium Polymer battery 3.7V 250mAh 502030 Lipo Rechargeable Battery Pack with wire JST Connector for VXI Blue Parrott and MP3 MP4 Speaker-confirm device & connector polarity before purchase(4) - EEMB Lithium Polymer battery 3.7V 2000mAh 103454 Lipo Rechargeable Battery Pack with wire JST Connector for Bluetooth Speaker and Dashcam-confirm device & connector polarity before purchase - elechawk 10pcs Upgraded Tiny Whoop JST-PH 2.0 Male and Female Connector Cable for Battery JJRC H36 H67 Blade Inductrix Eachine E010 E013 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/280590017-eemb-3-7v-502030-250mah-lipo-battery-rechargeable-jst-2](https://www.desertcart.co.za/products/280590017-eemb-3-7v-502030-250mah-lipo-battery-rechargeable-jst-2) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-10-20*