✅ Dual USB Output – Charge two devices at once.
✅ Fast Charging – 5V 2A output for quick power delivery.
✅ LED Display – Shows battery percentage & voltage.
✅ Micro USB Input – Easy charging for your power bank.
✅ Stable Performance – Reliable output for sensitive electronics.
✅ DIY Friendly – Ideal for custom power banks or repairs.

• ⚡ DUAL USB-A OUTPUT: Charge two devices simultaneously with high-efficiency power distribution.

• 🔄 USB TYPE-C BIDIRECTIONAL: Modern Type-C port supports both input (charging the power bank) and output (charging your phone).

• 📱 SMART DEVICE RECOGNITION: Automatically detects your device’s charging protocol to deliver the fastest possible current without damaging the battery.

• 🔋 LED STATUS INDICATORS: Integrated 4-LED display provides real-time battery level monitoring at a glance ($25\%$, $50\%$, $75\%$, $100\%$).

• 🛠️ BUILT-IN SAFETY SUITE: Includes over-charge protection, over-discharge protection, short-circuit prevention, and thermal shutdown.

• 🔌 MICRO-USB INPUT: Added compatibility for older charging cables, ensuring you can top up your power bank anywhere.

• 🧱 ROBUST DIY DESIGN: Clearly labeled B+ and B- soldering points for a secure connection to your 3.7V Lithium-Ion or Li-Po battery bank.

• 🔌 Triple USB Output Ports: Charge up to 3 devices at once with 5V 2A total output

• ⚡ Boost Converter: Converts 3.7V battery to 5V stable USB power

• 🔦 Built-in LED Torch: Small but powerful light for emergencies

• 🔋 Battery Protection Circuit: Prevents overcharging, over-discharging, and short circuits

• 📦 Easy to Use: Just connect a 3.7V Li-ion battery (like 18650) and you’re ready to go

• 🎯 Ideal for DIY Projects: Make your own custom power banks, USB hubs, or emergency chargers

• 🔌 Dual USB Outputs: Provides 5V 2A total (ideal for charging two devices simultaneously)

• ⚡ Boost Converter: Converts 3.7V battery to stable 5V USB output

• 🔋 Battery Protection: Built-in protection from overcharge, over-discharge, and short circuit

• 🔍 Micro USB Charging Input: Easily charge the battery using standard USB cable

• 📦 DIY Friendly: Perfect for making custom power banks, portable chargers, and USB power supplies

• 💡 LED Indicators: Status lights for charging and power

• Dual USB output ports (5V/2A shared) – charge two devices at once

• Compatible with 3.7V–5V lithium-ion and polymer batteries (e.g., 18650)

• Built-in protection against overcharge, over-discharge, and short-circuit

• Compact and lightweight PCB (approx. 68mm × 30mm × 12mm)

• Energy-efficient design for extended battery life

• Simple wiring – ideal for DIY users, students, and repair technicians

• Suitable for custom power banks, portable chargers, and electronics projects

• 🔌 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