--- product_id: 125427065 title: "6pcs 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 18650 Lithium Battery with Charging Boost Mobile Power Protection PCB Board Module" brand: "makerfocus" price: "66.59 DT" currency: TND in_stock: true category: "Maker Focus" url: https://www.desertcart.tn/products/125427065-6pcs-2a-5v-charge-discharge-integrated-module-3-7v-4 store_origin: TN region: Tunisia --- # 2.4A max discharge current 4-in-1 charge/discharge/protect/indicator 4-layer battery protection 6pcs 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 18650 Lithium Battery with Charging Boost Mobile Power Protection PCB Board Module **Brand:** makerfocus **Price:** 66.59 DT **Availability:** ✅ In Stock ## Summary > 🔌 Charge, protect, and power up your lithium batteries like a pro! ## Quick Answers - **What is this?** 6pcs 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 18650 Lithium Battery with Charging Boost Mobile Power Protection PCB Board Module by makerfocus - **How much does it cost?** 66.59 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/125427065-6pcs-2a-5v-charge-discharge-integrated-module-3-7v-4) ## 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 - • **Advanced Safety Shield:** Built-in over-current, over-voltage, short circuit, and over-temperature protections ensure peace of mind. - • **Smart Auto-Output Control:** Automatically toggles output based on load, optimizing power efficiency and extending battery life. - • **Compact & Versatile Design:** Sleek 25x16x4mm PCB fits effortlessly into DIY projects, perfect for mobile power and portable devices. - • **All-in-One Battery Management:** Seamlessly integrates charging, discharging, protection, and battery level indication in one compact module. - • **Powerful 2.4A Discharge Capability:** Delivers robust current for reliable device performance without compromise. ## Overview The MakerFocus 6pcs 2A 5V Charge Discharge Integrated Module is a compact, multi-functional PCB designed for 18650 lithium batteries. It supports up to 2.4A discharge current and 2.1A charging current, featuring integrated battery protection against over-current, over-voltage, short circuit, and over-temperature. With smart auto-output control and a built-in battery level indicator, this module is ideal for powering portable electronics, car charging retrofits, and DIY mobile power solutions. ## Description Parameter: Charging voltage: DC 4.5V-5.5V (DC 5V recommended) Charging current: 0-2.1A Charging quiescent current: 100uA Full voltage: 4.2V+ -1% Discharge current: 0-2.4A Discharge quiescent current: 50uA Discharge efficiency: up to 96% Output voltage: 5V Output current: 0-2.4A Ambient temperature: -20℃ to + 85℃ PCB board process: Shen Jin Size : 25 * 16 * 4mm The module comes with lithium battery protection function: Over-current protection (OCP) Overvoltage protection (OVP) Short Circuit Protection (SCP) Over-temperature protection (OTP) Charge and discharge power level 4 interval indicate Pin description: VIN: Charge Port Positive Input + GND: Charger Negative Input - BAT: Lithium Battery + GND: Lithium Battery - GND: Output Negative Output - OUT: Output Positive Output + KEY: Output Enable Trigger Port (Low Pulse Trigger) Applications: Car charging retrofit Driving recorder power supply Mobile power Portable devices such as mobile phones and tablets Package Content: 6 * 2A 5V Lithium battery charging protection module ## Features - ★ MCU users, if you accept a small load KEY can be connected to the microcontroller about 20s to provide a low level allows the module to continue working. Trigger mode: low level trigger (ground) - ★ 4 in 1 Charging / Discharging / Lithium Battery Protection / Battery Level Indicator Module. Lithium battery protection function: over-current, overvoltage, over-temperature, short circuit protection - ★ In discharge mode (The charging mode KEY function is invalid), trigger the KEY port once to open the output; continuously trigger the KEY port twice to close the output - ★ The first time the load is connected, the output is automatically turned on. If the load is less than 50mA, the output will be automatically turned off after 30 seconds; if the load is greater than 50mA, the output will be automatically turned on - ★ Allow discharge while charging. (Note: At this time output voltage 4.7 / 5V) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07PZT3ZW2 | | Best Sellers Rank | #232,605 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #961 in Power Converters | | Brand | MakerFocus | | Color | As Shown | | Customer Reviews | 4.3 4.3 out of 5 stars (246) | | Input Voltage | 5 Volts | | Item Dimensions | 0.98 x 0.63 x 0.39 inches | | Manufacturer | MakerFocus | | Mfr Part Number | 1468720264RM7BC61XM | | Output Voltage | 5 Volts | | Plug Type | Type B | | Power Source | rechargeable battery | | UPC | 673400168474 | | Unit Count | 6.0 Count | ## Product Details - **Brand:** MakerFocus - **Color:** As Shown - **Input Voltage:** 5 Volts - **Item dimensions L x W x H:** 0.98 x 0.63 x 0.39 inches - **Output Voltage:** 5 Volts ## Images ![6pcs 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 18650 Lithium Battery with Charging Boost Mobile Power Protection PCB Board Module - Image 1](https://m.media-amazon.com/images/I/71PNAdxzBHL.jpg) ![6pcs 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 18650 Lithium Battery with Charging Boost Mobile Power Protection PCB Board Module - Image 2](https://m.media-amazon.com/images/I/71FQ1c8Sa5L.jpg) ![6pcs 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 18650 Lithium Battery with Charging Boost Mobile Power Protection PCB Board Module - Image 3](https://m.media-amazon.com/images/I/6182bO8yyaL.jpg) ![6pcs 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 18650 Lithium Battery with Charging Boost Mobile Power Protection PCB Board Module - Image 4](https://m.media-amazon.com/images/I/71UsyLL2nQL.jpg) ![6pcs 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 18650 Lithium Battery with Charging Boost Mobile Power Protection PCB Board Module - Image 5](https://m.media-amazon.com/images/I/61Q0O6FNtEL.jpg) ## Frequently Bought Together - 6pcs 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 18650 Lithium Battery Charging Boost Mobile Power Protection PCB Board Module - HiLetgo 10pcs 18650 Battery Clip 18650 Battery Holder 18650 Batteries Case for 18650 Battery with Connect Lead - DWEII 10PCS Type-C USB 5V 2A Boost Converter Step-Up Power Module Lithium Battery Charging Protection Board LED Display USB for DIY Charger (no Welding Version) --- ## 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.tn/products/125427065-6pcs-2a-5v-charge-discharge-integrated-module-3-7v-4](https://www.desertcart.tn/products/125427065-6pcs-2a-5v-charge-discharge-integrated-module-3-7v-4) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-06-30*