4S Ternary Lithium Battery Protection BMS Board 16.8V 25A Low Power Consumption for 18650 Power Storage DIY Projects

### Premium 16.8V 4S BMS Board for Ternary Lithium Batteries 100% new, high-quality construction 1. All-Round Safety Guard: Equipped with complete protection functions for overcharge, over-discharge, overcurrent and short circuit, this BMS board effectively prevents battery damage and guarantees stable, safe working performance. 2. Universal Compatibility: It fits perfectly for 4S 16.8V 25A ternary lithium batteries, and works well with 18650 power tools, solar LED lighting systems and more devices to satisfy various application needs. 3. High-Efficiency Operation: It uses top-grade circuit design and stable electronic components to provide steady voltage and current output, significantly boosting battery use efficiency and prolonging your device's service life. 4. Effortless Installation: The product comes with clear line identification and wiring ports, with a user-friendly simple design, even beginners without professional knowledge can install and use it in minutes. 5. Eco-Conscious Choice: More durable than BMS products, it cuts down waste from frequent battery replacement, which aligns with modern environmental protection ideas. Basic Parameters: Material: PCB board Color: Green + Black Dimension: 35*35mm Package Quantity: 1Pc Warm Tips: A 2%-3% size difference is allowed due to manual measurement, please take the actual product as standard. The actual color may differ a little from the pictures due to different screen display effects, thanks for your kind understanding. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.