--- product_id: 282474582 title: "EEMB 3.7V Lipo Battery 1100mAh 603449 Rechargeable JST 2.0mm,1-Pack" brand: "eemb" price: "16722CFA" currency: XOF in_stock: true reviews_count: 13 category: "Eemb" url: https://www.desertcart.sn/products/282474582-eemb-3-7v-lipo-battery-1100mah-603449-rechargeable-jst-2 store_origin: SN region: Senegal --- # 3.7V stable voltage 1100mAh high capacity 800+ safe recharge cycles EEMB 3.7V Lipo Battery 1100mAh 603449 Rechargeable JST 2.0mm,1-Pack **Brand:** eemb **Price:** 16722CFA **Availability:** ✅ In Stock ## Summary > 🔋 Power your passion, never miss a beat! ## Quick Answers - **What is this?** EEMB 3.7V Lipo Battery 1100mAh 603449 Rechargeable JST 2.0mm,1-Pack by eemb - **How much does it cost?** 16722CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/282474582-eemb-3-7v-lipo-battery-1100mah-603449-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 - • **Precision Fit:** Compact 34.5x51x6.3mm size with JST 2.0mm connector ensures seamless compatibility with your gear. - • **Built for Safety:** UL & IEC certified with overcharge, over-discharge, and short circuit protection for worry-free use. - • **Power That Lasts:** 1100mAh capacity keeps your devices running longer without constant recharging. - • **Lightweight & Durable:** At just 22g, this lithium polymer battery packs power without weighing you down. - • **Versatile Tech Essential:** Perfect for Bluetooth speakers, dash cams, smart home devices, and all your IoT must-haves. ## Overview The EEMB 3.7V 1100mAh LiPo battery offers a reliable, lightweight power solution with a compact form factor and JST 2.0mm connector. Certified for safety and durability, it supports 800+ recharge cycles and is ideal for a wide range of smart devices, ensuring long-lasting performance and peace of mind. ## Description Buy EEMB 3.7V Lipo Battery 1100mAh 603449 Rechargeable JST 2.0mm,1-Pack: 3.7V - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: good replacement battery. - I used this in a ultra-light flashlight I designed for my drone. I picked up some tiny single cell charger boards with built in low voltage cut-off to make a tiny battery pack. Worked like a champ! Review: Last twice as long as original battery. - I swapped this battery in place of the OEM unit and I’m genuinely impressed — it works well, and it stays charged significantly longer than what I had before. The build feels solid, the voltage holds steady, and it gives me peace of mind that I won’t be scrambling for a recharge mid-use. If you’re looking for a dependable replacement that punches above its pricing tier, this one’s a great pick. ## Features - Basic Info—Voltage: 3.7V; Typical capacity: 1100mAh, Min capacity: 1000mAh; Weight: approximate 22g; Size: 34.5 x 51 x 6.3mm (WxLxH). Connector: JSH-PHR-02, pin spacing 2mm, plug width 5.8mm. - Confirm 4 Factors Before Purchase — 1. Battery size; 2. Connector model; 3. Connector size; 4. Polarity – this battery is NOT universal. If polarity does not match your device, it will cause a short circuit. - Storage & Application – Store at 40%-60% charge; recharge every 3 months to maintain 3.7-4.0V. Keep in cool, dry place. Ideal for Bluetooth speakers, dash cams, keyboards, mice, smart home systems, PDAs, GPS, monitors, e-books, trackers, blood oxygen/pulse monitors, and IoT devices. - Reliable Performance –Leak-proof, cost-effective, 800+ cycles. Protection: overcharge, over-discharge, overcurrent, short circuit. Safe, durable. - Certifications – UL certified, IEC 62133-2 certified, UN38.3 compliant for safe air/sea shipping. 400+ EEMB models UL listed – search "MH20555" on UL directory for details. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08FD39Y5R | | Amperage | 22 A | | Antenna Location | Alarm, Arduino Board, Bluetooth speaker, Camera, GPS, LED Light, Radio, Remote controller, Wireless headphones, Wireless keyboard, micro controller | | Battery Capacity | 1100 milliamp_hours | | Battery Cell Composition | Lithium Polymer | | Battery Cell Type | Lithium Polymer | | Battery Weight | 22 g | | Best Sellers Rank | #117,486 in Health & Household ( See Top 100 in Health & Household ) #50 in 3.7V Batteries | | Brand | EEMB | | Customer Reviews | 4.4 out of 5 stars 1,289 Reviews | | Item Dimensions | 1.36 x 2.01 x 0.25 inches | | Item Weight | 0.03 kg | | Manufacturer | Hubei Zhongju (EEMB) Energy Power Co., Ltd | | Model Name | LP603449 with JST PHR 2.0mm Connector | | Model Number | LP603449-PCM | | Number of Batteries | 1 Lithium Polymer batteries required. | | Recommended Uses For Product | Alarm, Arduino Board, Bluetooth speaker, Camera, GPS, LED Light, Radio, Remote controller, Wireless headphones, Wireless keyboard, micro controller Recommended Uses For Product Alarm, Arduino Board, Bluetooth speaker, Camera, GPS, LED Light, Radio, Remote controller, Wireless headphones, Wireless keyboard, micro controller See more | | Reusability | Rechargeable | | Unit Count | 1 Count | | Voltage | 3.7 volts | ## Product Details - **Battery Capacity:** 1100 Milliamp Hours - **Battery Cell Composition:** Lithium Polymer - **Brand:** EEMB - **Number of Batteries:** 1 Lithium Polymer batteries required. ## Images ![EEMB 3.7V Lipo Battery 1100mAh 603449 Rechargeable JST 2.0mm,1-Pack - Image 1](https://m.media-amazon.com/images/I/61G3iBkm0AL.jpg) ## Questions & Answers **Q: The box clearly states non rechargeable, are these actually rechargeable?!?!** A: I didn’t pay attention to my box but yes they are rechargeable. **Q: what's the shut off voltage?** A: 4.2 volts **Q: is the polarity of the connector reversed?** A: The polarity of the connector battery side is as you see it. Red(+) Black(-).... However... I have seen instances were the polarity of the pins on the equipment side has been reversed. A pain. You will have to verify the circuit diagram that you are connecting the battery to. **Q: Can it be used on 3 wire equipment? how to connect if yes? i am trying to use it on logitech mx master mouse.** A: 3 wire Lipo's have balancing tech/ability. These two wire batteries are not setup for that. ## Customer Reviews ### ⭐⭐⭐⭐⭐ good replacement battery. *by W***G on December 24, 2025* I used this in a ultra-light flashlight I designed for my drone. I picked up some tiny single cell charger boards with built in low voltage cut-off to make a tiny battery pack. Worked like a champ! ### ⭐⭐⭐⭐⭐ Last twice as long as original battery. *by T***L on October 30, 2025* I swapped this battery in place of the OEM unit and I’m genuinely impressed — it works well, and it stays charged significantly longer than what I had before. The build feels solid, the voltage holds steady, and it gives me peace of mind that I won’t be scrambling for a recharge mid-use. If you’re looking for a dependable replacement that punches above its pricing tier, this one’s a great pick. ### ⭐⭐⭐⭐⭐ Rechargeable Lithium Battery *by R***H on October 10, 2024* Is as described. The JST connector is not wired for microcontrollers but RC things so be aware. ## Frequently Bought Together - EEMB Lithium Polymer Battery 3.7V 1100mAh 603449 Lipo Rechargeable Battery with Wire JST 2.0mm Connector for Speaker and Wireless Device- Confirm Device & Connector Polarity Before Purchase - HiLetgo 3pcs TP4056 Type-c USB 5V 1A 18650 Lithium Battery Charger Module Charging Board with Dual Protection Functions - elechawk 10pcs Upgraded Tiny Whoop JST-PH 2.0 Male and Female Connector Cable for Battery JJRC H36 H67 Blade Inductrix 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.sn/products/282474582-eemb-3-7v-lipo-battery-1100mah-603449-rechargeable-jst-2](https://www.desertcart.sn/products/282474582-eemb-3-7v-lipo-battery-1100mah-603449-rechargeable-jst-2) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-07-29*