--- product_id: 743898006 title: "MakerFocus 4pcs 3.7V 3000mAh Lithium Polymer Rechargeable Battery 1S 1C LiPo Battery with Protection Board Insulated Rubber Tape and Micro JST 1.25 Plug for Arduino ESP32 Development Board" brand: "makerfocus" price: "€ 75.58" currency: EUR in_stock: false url: https://www.desertcart.pt/products/743898006-makerfocus-4pcs-3-7v-3000mah-lithium-polymer-rechargeable-battery-1s store_origin: PT region: Portugal --- # 3000mAh high capacity 3.7V stable voltage Built-in protection board MakerFocus 4pcs 3.7V 3000mAh Lithium Polymer Rechargeable Battery 1S 1C LiPo Battery with Protection Board Insulated Rubber Tape and Micro JST 1.25 Plug for Arduino ESP32 Development Board **Brand:** makerfocus **Price:** € 75.58 **Availability:** ❌ Out of Stock ## Summary > 🔋 Power your passion projects with confidence and style! ## Quick Answers - **What is this?** MakerFocus 4pcs 3.7V 3000mAh Lithium Polymer Rechargeable Battery 1S 1C LiPo Battery with Protection Board Insulated Rubber Tape and Micro JST 1.25 Plug for Arduino ESP32 Development Board by makerfocus - **How much does it cost?** € 75.58 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/743898006-makerfocus-4pcs-3-7v-3000mah-lithium-polymer-rechargeable-battery-1s) ## Best For - makerfocus enthusiasts ## Why This Product - Trusted makerfocus brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Convenience:** Micro JST 1.25mm connector tailored for seamless integration with popular development boards. - • **Compact & Lightweight Design:** Slim 65x36x10mm size and just 48.5g per battery fits perfectly in tight DIY setups without bulk. - • **Safe & Smart Battery Management:** Integrated protection board guards against overcurrent and short circuits, keeping your devices secure. - • **Perfect for Low-Current Projects:** Ideal 1C discharge rate with max 1.5A current—engineered for microcontrollers, not high-drain tools. - • **Reliable Power for Your ESP32 & Arduino:** Optimized 3.7V voltage with 3000mAh capacity ensures your projects run longer and smoother. ## Overview The MakerFocus 4-pack 3.7V 3000mAh LiPo batteries deliver reliable, rechargeable power tailored for Arduino and ESP32 development boards. Featuring a built-in protection board and Micro JST 1.25 plug, these compact batteries provide safe, long-lasting energy for low-current electronics projects, ensuring your DIY innovations stay powered without compromise. ## Description Note: 1. The maximum operating current of this battery is only about 1.5A, can not be used for unmanned aerial vehicles, model aircraft or power tools and other products that require high current. 2. Connector is Micro JST 1.25 plug, it can be used for esp32 ar duino development board whose plug is 1.25mm Specification: Standard Voltage: 3.7V Capacity: 2000mAhApprox Weight : 35g Dimensions(±2mm): 50 * 34 * 10 mm /1.96 * 1.33 * 0.39inch(L*W*H)Discharge Rate: 1C Working Current: 1.5A The maximum discharging current: 3C Overcurrent Protection: 1.8-2.1A Type of Connector: Micro JST 1.25 Standard Charging Method: Charging this battery to 4.25V at 0.2C constant current, then charge the battery at a constant voltage of 4.2V till it's charging current ≦ 0.05C.What you will get:4 * 2000mAh 3.7V Lithium Rechargable Batteries ## Features - Note - The maximum operating current of this 3.7v 3000mAh lipo battery is only about 1.5A, can not be used for unmanned aerial vehicles, model aircraft or power tools and other products that require high current. - Application - This 1S 3000mAh lipo batteries can be used for esp32 arduino development board whose plug is 1.25mm. - Specification - Material: Lithium Rechargable Battery; Battery voltage: 3.7V; Capacity: 3000mAh; Discharge: 1C; Plug: Micro JST 1.25. - Dimension - 65 * 36 * 10 mm / 2.56 * 1.42 * 0.39inch(L*W*H);Weight : 194g (4PCS), 48.5g/1unit - Standard Charging Method - Charging this battery to 4.25V at 0.2C constant current, then charge the battery at a constant voltage of 4.2V till it's charging current≦0.05C. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08T6GT7DV | | Batteries | 4 Lithium Polymer batteries required. | | Batteries Included | No | | Batteries Required | No | | Battery cell composition | Lithium Polymer | | Brand | MakerFocus | | Compatible Devices | Printer | | Date First Available | 5 February 2021 | | Item Weight | 180 g | | Manufacturer | MakerFocus | | Net Quantity | 4 Count | | Number of items | 4 | | Package Dimensions | 13.21 x 8.2 x 2.9 cm; 180 g | | Voltage | 3.7 Volts | ## Product Details - **Amperage:** 1.5 Amps - **Battery Cell Composition:** Lithium Polymer - **Battery Weight:** 185 Grams - **Brand:** MakerFocus - **Item Weight:** 180 Grams - **Net Quantity:** 4 Count - **Number of Batteries:** 4 Lithium Polymer batteries required. - **Recommended Uses For Product:** Power Tool - **Reusability:** Rechargeable - **Voltage:** 3.7 Volts ## Images ![MakerFocus 4pcs 3.7V 3000mAh Lithium Polymer Rechargeable Battery 1S 1C LiPo Battery with Protection Board Insulated Rubber Tape and Micro JST 1.25 Plug for Arduino ESP32 Development Board - Image 1](https://m.media-amazon.com/images/I/71Nulac2HvL.jpg) ![MakerFocus 4pcs 3.7V 3000mAh Lithium Polymer Rechargeable Battery 1S 1C LiPo Battery with Protection Board Insulated Rubber Tape and Micro JST 1.25 Plug for Arduino ESP32 Development Board - Image 2](https://m.media-amazon.com/images/I/71YDbR7AhjL.jpg) ![MakerFocus 4pcs 3.7V 3000mAh Lithium Polymer Rechargeable Battery 1S 1C LiPo Battery with Protection Board Insulated Rubber Tape and Micro JST 1.25 Plug for Arduino ESP32 Development Board - Image 3](https://m.media-amazon.com/images/I/71IfbHwRogL.jpg) ![MakerFocus 4pcs 3.7V 3000mAh Lithium Polymer Rechargeable Battery 1S 1C LiPo Battery with Protection Board Insulated Rubber Tape and Micro JST 1.25 Plug for Arduino ESP32 Development Board - Image 4](https://m.media-amazon.com/images/I/71-Oz+GIgLL.jpg) ![MakerFocus 4pcs 3.7V 3000mAh Lithium Polymer Rechargeable Battery 1S 1C LiPo Battery with Protection Board Insulated Rubber Tape and Micro JST 1.25 Plug for Arduino ESP32 Development Board - Image 5](https://m.media-amazon.com/images/I/71WC9oT8daL.jpg) ## Questions & Answers **Q: What are the dimensions of the pack?** A: Dimensions(±2mm): 112 * 65 *8.8mm / 4.41 * 2.56 * 0.35inch(L*W*H) **Q: is this compatible with rp2040 devices like the pico?** A: Not 100% sure. I think you can use the battery and run the Pico on a breadboard, if that is what you were thinking. The RP runs off of 3.3Volts, so it is close enough. If you want to be safe you can use a TP4056. They are cheap enough. **Q: Can this battery be safely charged with a TP4056?** A: Hi, yes, it could be charged by TP4056. **Q: Can I charge it with your charging board?** A: Hi friend, you can use it can be matched with ESP32 Development Board WIFI Kits for Arduino Nodemcu, you could see the picture 4 on the listing. ## Frequently Bought Together - MakerFocus 4pcs 3.7V 3000mAh Lithium Rechargeable Battery 1S 1C LiPo Battery with Protection Board Insulated Rubber Tape and Micro JST 1.25 Plug for Arduino ESP32 Development Board - RAKwireless WisBlock Meshtastic Starter Kit US915 Base RAK19007 + Core RAK4631 - 915MHz LoRa Antenna Indoor 3dBi Gain Omni SMA Male + IPEX Cable 2 Pcs --- ## 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.pt/products/743898006-makerfocus-4pcs-3-7v-3000mah-lithium-polymer-rechargeable-battery-1s](https://www.desertcart.pt/products/743898006-makerfocus-4pcs-3-7v-3000mah-lithium-polymer-rechargeable-battery-1s) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-06-05*