--- product_id: 182006264 title: "2A 5V Charge Discharge Integrated 3.7V 4.2V Lithium Battery Boost Mobile Power Protection DIY Electronic PCB Board Module" brand: "electronicnova" price: "Rp349868" currency: IDR in_stock: true category: "BISS" url: https://www.desertcart.id/products/182006264-2a-5v-charge-discharge-integrated-3-7v-4-2v-lithium store_origin: ID region: Indonesia --- # 2A 5V Charge Discharge Integrated 3.7V 4.2V Lithium Battery Boost Mobile Power Protection DIY Electronic PCB Board Module **Brand:** electronicnova **Price:** Rp349868 **Availability:** ✅ In Stock ## Quick Answers - **What is this?** 2A 5V Charge Discharge Integrated 3.7V 4.2V Lithium Battery Boost Mobile Power Protection DIY Electronic PCB Board Module by electronicnova - **How much does it cost?** Rp349868 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/182006264-2a-5v-charge-discharge-integrated-3-7v-4-2v-lithium) ## Best For - electronicnova enthusiasts ## Why This Product - Trusted electronicnova brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Trigger mode: low level trigger (ground) MCU users, if you accept a small load KEY can be connected to the microcontroller about 20S to give a low level allows the module to continue working! 4-in-1 Charging / Discharging / Lithium Battery Protection / Battery Level Indicator Module 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° Size : 25 x 16 x 4mm Weight : 2.3g PCB board process: Shen Jin The module comes with a lithium battery protection function (the lithium battery does not need to have a protection board, it does not matter if it has a protection board) Over-current protection (OCP) Overvoltage protection (OVP) Short Circuit Protection (SCP) Over-temperature protection (OTP) Pin description: 1 VIN : Charge port positive input + 2 GND : Charger Negative Input - 3 BAT : Lithium Battery + 4 GND : Lithium Battery - 5 GND : Output negative output - 6 VOUT: Output Positive Output + 7 KEY : Output Enable Trigger Port (Low Pulse Trigger) 1 In the discharging mode (the charging mode KEY function is invalid), the KEY port is triggered once and the output is turned on; the KEY port is triggered twice in succession and the output is turned off. 2 The first time you access the load, the output is automatically turned on. If the load is less than 50MA, the output will be turned off after 30 seconds; if the load is greater than 50MA, the output will be continuously turned on. 3 Allow discharge while charging (Note: Output voltage >4.7/<5V at this time) Package Included: 1 x module ## Features - We are a professional distributor of electronic products.. Just search keywords in our store. I believe you can find the modules you need. - Delivery time: 6-16 days by special line for USA , 8-30 days by regular post for Worldwide,If it is not received within the specified time, please contact us and we will refund you in full. - If you need the product urgently, you can choose expedited service. We will use DHL Or UPS to serve you. Delivery time: 3-7 days. - Please note that the products are only offered by the brand: ElectronicNova . Other sales people is not reliable. - any question,please feel free to contact me.I believe our sweet service will satisfy you. ## Images ![2A 5V Charge Discharge Integrated 3.7V 4.2V Lithium Battery Boost Mobile Power Protection DIY Electronic PCB Board Module - Image 1](https://m.media-amazon.com/images/I/41mH8ocDx1L.jpg) ![2A 5V Charge Discharge Integrated 3.7V 4.2V Lithium Battery Boost Mobile Power Protection DIY Electronic PCB Board Module - Image 2](https://m.media-amazon.com/images/I/41NvDsfFUOL.jpg) ![2A 5V Charge Discharge Integrated 3.7V 4.2V Lithium Battery Boost Mobile Power Protection DIY Electronic PCB Board Module - Image 3](https://m.media-amazon.com/images/I/41Km2-ty5OL.jpg) ![2A 5V Charge Discharge Integrated 3.7V 4.2V Lithium Battery Boost Mobile Power Protection DIY Electronic PCB Board Module - Image 4](https://m.media-amazon.com/images/I/41gVSCvZCuL.jpg) ![2A 5V Charge Discharge Integrated 3.7V 4.2V Lithium Battery Boost Mobile Power Protection DIY Electronic PCB Board Module - Image 5](https://m.media-amazon.com/images/I/41oTDPiixwL.jpg) --- ## 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.id/products/182006264-2a-5v-charge-discharge-integrated-3-7v-4-2v-lithium](https://www.desertcart.id/products/182006264-2a-5v-charge-discharge-integrated-3-7v-4-2v-lithium) --- *Product available on Desertcart Indonesia* *Store origin: ID* *Last updated: 2026-04-30*