--- product_id: 474074719 title: "10 Pcs 1S 3.7V 3A Lithium Battery Protection Board BMS PCB Protection Board 18650 Charger Module for Li-ion Lithium Battery with Nickel Strip" brand: "daokai" price: "488017₫" currency: VND in_stock: true url: https://www.desertcart.vn/products/474074719-10-pcs-1s-3-7v-3a-lithium-battery-protection-board store_origin: VN region: Vietnam --- # 3.7V stable voltage 2A continuous charge/discharge 4-fold battery protection 10 Pcs 1S 3.7V 3A Lithium Battery Protection Board BMS PCB Protection Board 18650 Charger Module for Li-ion Lithium Battery with Nickel Strip **Brand:** daokai **Price:** 488017₫ **Availability:** ✅ In Stock ## Summary > 🛡️ Power up with confidence—protect your battery, protect your future! ## Quick Answers - **What is this?** 10 Pcs 1S 3.7V 3A Lithium Battery Protection Board BMS PCB Protection Board 18650 Charger Module for Li-ion Lithium Battery with Nickel Strip by daokai - **How much does it cost?** 488017₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/474074719-10-pcs-1s-3-7v-3a-lithium-battery-protection-board) ## Best For - daokai enthusiasts ## Why This Product - Trusted daokai brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ready-to-Use Kit:** Includes 10 protection boards plus 1-meter nickel strip—perfect for DIY pros and tech enthusiasts - • **Compact & Lightweight:** Slim 30x4mm design fits seamlessly into any battery pack setup - • **Robust Current Handling:** Supports up to 2A continuous charge and discharge for reliable power flow - • **Precision Voltage Control:** Overcharge cutoff at 4.25V ±0.05V keeps your battery safe and efficient - • **Comprehensive Safety Suite:** Built-in overcharge, overdischarge, short circuit, and overcurrent protections for peace of mind ## Overview This 10-pack of 1S 3.7V 3A lithium battery protection boards from DAOKAI offers precise voltage regulation and robust current handling in a compact form factor. Designed for 18650 Li-ion cells, each board features overcharge, overdischarge, short circuit, and overcurrent protection, ensuring maximum battery longevity and safety. The included nickel strip streamlines assembly, making it an essential upgrade for professionals and DIYers aiming to optimize battery performance and reliability. ## Description 10 Pcs 1S 3.7V 3A Lithium Battery Protection Board BMS PCB Protection Board 18650 Charger Module for Li-ion Lithium Battery with Nickel Strip ## Features - 🥇【Parameter】Overcharge Detection Voltage: 4.25 ± 0.05V; Overcharge Release Voltage: 4.23 ± 0.05V; Over Discharge Detection Voltage: 2.45 ± 0.1V; Maximal Continuous Charging Current: 2A; Maximal Continuous Discharging Current: 2A - 🥇【Size】30 x 4mm / 1.18 x 0.15inch (L x W) - 🥇【Protection】Overcharge Protection; Overdischarge Protection; Short Circuit Protection; Overcurrent Protection. - 🥇【Wiring Instructions】B+ : Connected to the battery positive; B- : Connected battery negative; P+ : For the battery pack output input positive; P- : For the battery pack output input negative - 🥇【Package Content】The package comes with 10 x 1S 3.7V 3A 18650 Lithium Battery Protection Board, 1 x Nickel Strip 1 Meters ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | DAOKAI | | Part number | DE-DA-034 | | Item Weight | 10 g | | Product Dimensions | 3 x 0.4 x 0.4 cm; 10 g | | Item model number | DE-DA-034 | | Colour | 1S 3.7V 3A | | Voltage | 3.7 Volts | | Plug profile | Plug-In Mount | | Included components | 10 x 1S 4A 3.7V 18650 Lithium Battery Protection Board, 1 x Nickel Strip 1 Meters | | Batteries included? | No | | Batteries Required? | No | | Battery Cell Type | Lithium | ## Product Details - **Brand:** DAOKAI - **Colour:** 1S 3.7V 3A - **Item weight:** 0.01 Kilograms - **Output voltage:** 3.7 Volts - **Input voltage:** 3.7 Volts ## Images ![10 Pcs 1S 3.7V 3A Lithium Battery Protection Board BMS PCB Protection Board 18650 Charger Module for Li-ion Lithium Battery with Nickel Strip - Image 1](https://m.media-amazon.com/images/I/61aoEUqPPBL.jpg) ## Available Options This product comes in different **Colour Name** options. ## Frequently Bought Together - DAOKAI 10 Pcs 1S 3.7V 3A Lithium Battery Protection Board BMS PCB Protection Board 18650 Charger Module for Li-ion Lithium Battery with Nickel Strip - Solar Module,1A 4.4-6.5V input 4.2V output 18650 LiPo Li-ion Lithium Battery Charger MPPT Solar Controller Module(without Pin), Battery Charging Units - Waveshare RP2040-LoRa-HF Development Kit, Integrates SX1262 RF Chip, Long-Range Communication, 850~930MHz Frequency, with USB Type-C Adapter board & FPC cable --- ## 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.vn/products/474074719-10-pcs-1s-3-7v-3a-lithium-battery-protection-board](https://www.desertcart.vn/products/474074719-10-pcs-1s-3-7v-3a-lithium-battery-protection-board) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-04-24*