• 🔥 35W ULTRA-FAST OUTPUT: Rapidly charges smartphones and tablets, supporting high-wattage single-port delivery.

• ⚡ MULTI-PROTOCOL SUPPORT: Fully compatible with SuperVooC, QC 3.0, PD 3.0, and Samsung PPS for universal fast charging.

• 🔋 2S SERIES OPTIMIZED: Designed for 7.4V/8.4V Lithium Battery setups (2x 18650 or 21700 cells in series).

• 📱 TRIPLE-PORT DESIGN: Includes 2x USB Type-C and 1x USB Type-A ports to power multiple devices simultaneously.

• 🛡️ INTEGRATED SAFETY BMS: Features built-in protection against over-charging, over-discharging, and short circuits.

• 🌡️ ACTIVE THERMAL MONITORING: Comes with a pre-wired NTC Heat Sensor to monitor battery temperature during high-speed operation.

• 🔢 SMART DIGITAL DISPLAY: A bright LED readout provides instant visibility of the battery percentage and charging status.

• 📐 MINIATURE FORM FACTOR: Measuring only 45mm x 20mm, it easily fits into compact 3D-printed or custom enclosures.

• ⚡ 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.

• DIY power bank charging & discharging control module

• Supports Micro-USB & Type-C input (5V)

• Dual USB-A output ports for charging two devices simultaneously

• Output ratings: 5V / 1A and 5V / 2.1A

• Compatible with 3.7V Li-ion / Li-Po batteries

• Recommended for 18650 battery cells

• Built-in battery protection & charging management

• Compact slim PCB design for easy installation

• Ideal for DIY electronics projects, portable chargers, and repairs

• Dual USB Output: Charge two devices simultaneously with dedicated $1\text{A}$ and $2.1\text{A}$ ports for standard and fast-speed charging.

• Smart LED Digital Display: Real-time battery percentage monitoring (0–100%) so you’re never caught with a dead battery.

• Dual Input Options: Supports both USB Type-C and Micro-USB charging cables for maximum compatibility.

• Compact & Durable: Slim PCB design ($T=1.0\text{mm}$) makes it easy to fit into 3D-printed cases or small enclosures.

• Advanced Safety Protection: Built-in overcharge, over-discharge, and short-circuit protection to keep your batteries and devices safe.

• Easy DIY Setup: Clearly marked B+ and B- soldering points for quick connection to 3.7V lithium battery cells.

✅ 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 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.