Jiayou Thunder 6 20000mAh Dual USB Output Power Bank

The Jiayou Thunder 6 is a 20000mAh power bank built for people whose phone battery rarely lasts a full day. With a large 74Wh cell and two USB output ports, it keeps your devices running through long commutes, study sessions, and trips.

This Jiayou power bank can charge two devices at the same time, so you can top up a phone and a second gadget without taking turns. You can also recharge the power bank itself through either a Type-C or a Micro USB cable, whichever you have on hand.

If you are looking for a reliable 20000mAh power bank in Bangladesh, the Thunder 6 offers a practical mix of high capacity, dual-port output, and flexible charging in a simple black design.

Key Features

• 20000mAh (74Wh) capacity: The large battery stores enough energy for multiple top-ups, so you can go longer between wall charges.

• Dual USB output: Two output ports let you charge two devices at once, which saves time when travelling or sharing power with a friend.

• USB Output 1 at 5V/2.5A and USB Output 2 at 5V/2.4A: Both ports deliver steady 5V output suited to everyday phones and USB-powered accessories.

• Type-C and Micro USB input (5V/2.5A): You can recharge the power bank with whichever cable you already own, with no special adapter needed.

• Clean black finish: The neutral colour suits everyday carry in a bag or backpack.

Why Choose This Jiayou Thunder 6 20000mAh Power Bank

Capacity is the first reason. At 20000mAh, this power bank gives you far more backup than a typical compact unit, which helps on days when you are away from a socket for hours.

The dual output design adds everyday value. You can charge your phone and a second device together, which is useful for families, couples, and small teams on the move.

Two input options make recharging easy. Whether your cable is Type-C or Micro USB, you can refill the power bank without hunting for a specific one. For shoppers who search for a trusted Jiayou power bank, the Thunder 6 is a straightforward high-capacity choice with 6-month warranty coverage from Geary BD.

Best Use Cases

• Travel: Carry extra battery for long journeys and outings.

• Students: Keep your phone alive through classes and study hours.

• Office and daily commute: Keep a backup in your bag for busy days.

• Power outages: Keep essential USB devices powered when mains electricity is unavailable.

Technical Specifications