Amazon deal of the day, looks like a decent price, the usual deal price is $27.99. Most recent deal here. Thanks to clear for the title and info, plenty of info in those previous posts also.
The SW20 has multiple fast charging technologies including 18W USB-PD via USB-C, Quick Charge 3.0 via the blue USB port and 5V/2.1A via the white USB port. For recharging it has USB-PD via USB-C, QC 3.0 via Micro USB and and 5V/2.1A via Lightning. Other fast charging technologies supported include Huawei FCP, Samsung AFC (Samsung S9/10 not compatible), QC2.0, MTK PE and Apple 2.4(A).
The SW20 supports pass-through charging with a display that can show battery percentage, charging voltage (V), charging current (A) and fast charge mode with a press of the power button.
[What You Get]: A ROMOSS SW20 Pro 20,000mAh power bank, a user manual, 12-month warranty and friendly customer service. (Note: Charging Cable is NOT included.)
Specs
- Model: SW20 Pro
- Capacity: 20000mAh / 74Wh
- Type-C Output: 5V/3A, 9V/2A, 12V/1.5A (18W USB-PD)
- Blue USB Output: 5V/3A, 9V/2A, 12V/1.5A (QC3.0/Samsung AFC (Pre-Samsung S9/10)/Huawei FCP/MTK PE)
- White USB Output: 5V/2.1A
- Type-C Input: 5V/2A, 9V/2A
- Micro USB Input: 5V/2A, 9V/2A
- Lightning Input: 5V/2.1A
- Weight: 467g
I bought the 3000mAh version for $28.39 on 01/12. Might be another similar deal on boxing day.