Portable Power Bank PowerMax 20000mAh with 3x USB 2.1A and LED Torch

PowerMax Portable Power Bank PWM20WH in white provides 20000mAh capacity in a compact housing. The Li-Polymer battery delivers up to 38.5Wh and can charge multiple devices via three USB outputs. The case is made of ABS and PC for durability, and the built-in LED torch and charge-level indicators add practical convenience for travel and everyday use.

Advantages

The power bank offers large capacity (20000mAh) for extended device use and three USB ports that allow charging up to two devices simultaneously with maximum output currents of up to 2.1A. A smart identification chip adjusts output current to connected devices and eight protection levels guard against overcurrent, overload, excessive discharge, overvoltage, short circuit, overheating and reverse connection. The ABS+PC housing increases impact resistance and the LED indicators and integrated torch improve usability.

Suitable for

• Charging smartphones and tablets while travelling
• Power supply for GPS devices and portable speakers
• Emergency backup power for daily commutes and outdoor activities

Key specifications

• Brand: PowerMax
• Model: PWM20WH
• Capacity: 20000 mAh (3.7V / 38.5Wh)
• Battery type: Li-Polymer
• Material: ABS + PC
• Ports: 3 × USB
• Input: DC 5V / 1A (max)
• Outputs: USB1 5V / 1A; USB2 5V / 2.1A; USB3 5V / 2.1A
• Size: 142 × 64 × 22 mm
• Net weight: 150 g
• Includes original manufacturer packaging

How to use

Charge the power bank using a compatible MicroUSB cable connected to a 5V/1A power source until the LED indicators show full charge. Connect devices to the USB outputs using their charging cables; the smart chip will automatically select the appropriate current. Use the built-in LED torch when needed. After use, recharge the power bank to maintain readiness.

Usage recommendations

For best performance, fully charge the power bank before first use, avoid exposing the device to extreme temperatures, and use the supplied or high-quality charging cables. Do not disassemble the unit and keep it away from water. If the power bank will not be used for a long period, store it partially charged and recharge every few months to preserve battery health.