🔌 Dual USB Output Ports – Charge two devices simultaneously with a total 5V/2A output

🔋 Battery Compatibility – Works with 3.7V lithium-ion and polymer batteries (18650, flat cells, etc.)

💡 LED Battery Level Indicator – 4-stage display shows real-time battery charge status

🛡️ Built-in Protection Circuitry – Prevents overcharge, over-discharge, over-current, and short-circuit

⚙️ Compact PCB Design – Easy to fit into custom cases or enclosures (Approx. 68×30×12mm)

🧠 Auto Power-Off Feature – Shuts down intelligently when not in use

🧰 Plug-and-Play Setup – No soldering required; quick battery terminal connection

🔧 Perfect for DIY & Learning – Ideal for electronics students, makers, and repair professionals

🔌 Dual USB Ports: Charge two devices at once with 5V 2A output

⚡ Stable Performance: Delivers consistent power without fluctuations

📏 Compact Design: Space-saving module for easy integration in DIY projects

🛠️ Durable Construction: Built with high-quality components for long-term use

🔧 Easy to Install: Simple wiring for quick and hassle-free setup

🛡️ Safety Features: Built-in protection against overcharge, over-discharge, and short circuit

💡 LED Indicators: 4-level LED lights to display battery charge level