Portable Power Bank BLOW PB20E 20000mAh QC+PD 20W with USB-C, 2×USB-A, Lightning input, polymer battery

BLOW PB20E is a portable 20000mAh power bank with a polymer battery and total output power of 20 W (QC + PD). The unit features one USB‑C port that works as input and output, two USB‑A output ports and a Lightning input for charging the power bank. The compact rectangular housing measures 140 × 68 × 27 mm and weighs 420 g. The power bank supports charging up to four devices simultaneously, provides overdischarge protection and is rated for about 1000 charge cycles. Typical USB recharge time is approximately 6 hours.

Advantages

The device combines Quick Charge (QC) and Power Delivery (PD) in a single 20 W output, enabling faster charging for compatible smartphones and tablets. Multiple port types (USB‑C, USB‑A, Lightning input) increase compatibility with various devices and cables. The polymer battery construction delivers high capacity in a compact form factor, while integrated overdischarge protection helps preserve battery health over many cycles.

Suitable for

• Charging smartphones and tablets on the go
• Powering USB‑C laptops or accessories with modest power needs
• Travel and commuting where compact high-capacity power is required
• Charging several devices simultaneously (up to 4)

Key specifications

• Battery capacity: 20000 mAh (polymer)
• Total output power: 20 W (QC + PD)
• Input voltage/current: 5 V, 2 A
• Output current: USB‑C port up to 3 A; USB‑A ports up to 3 A and 2 A respectively
• Charging source: USB Type‑A and USB Type‑C; Lightning input for recharging the power bank
• Battery voltage: 3.7 V
• Estimated battery charge time (via USB): ~6 hours
• Number of charging cycles: ≈1000
• Supported simultaneously connected devices: up to 4
• Dimensions (H×W×D): 27 × 68 × 140 mm
• Weight: 420 g

How to use

Charge the power bank using the included Micro‑USB cable or a USB‑C cable connected to a suitable 5 V/2 A power source; full charge typically takes about 6 hours. To charge devices, connect them to the USB‑C or USB‑A output ports using their charging cables. The USB‑C port can function as both input and output; observe port labels to select the correct connection direction. Avoid using damaged cables or adapters and ensure secure connections during charging.

Recommendations

Do not expose the power bank to high temperatures or direct sunlight. Use compatible charging cables and a proper 5 V/2 A adapter for recharging. Store the device in a dry place and avoid mechanical shocks to prolong battery life.