CHARMAST Powerbank W1148 10000mAh Black

The CHARMAST Powerbank W1148 is a high-capacity portable charger designed to keep your devices powered throughout the day. With a 10000mAh lithium polymer battery, it supports Power Delivery 3.0 and Quick Charge 3.0 fast charging protocols, delivering up to 20W of power. Its sleek black design features an LED digital display for precise battery level monitoring, making it an ideal companion for smartphones, tablets, and USB-C laptops.

Advantages

Compact and lightweight, this power bank offers dual fast charging via USB-C and USB-A ports. The intelligent safety system protects against overcharge, over-discharge, overcurrent, short circuit, overvoltage, and overheating, ensuring safe and reliable operation. The LED display shows exact remaining capacity, so you never run out of power unexpectedly.

Suitable for

• Smartphones (iPhone, Samsung, Google Pixel, etc.)
• Tablets (iPad, Samsung Galaxy Tab, etc.)
• USB-C laptops (MacBook, Dell XPS, etc.)
• Wireless earbuds, smartwatches, and other USB-powered devices

Key specifications

• Battery Capacity: 10000mAh / 37Wh
• Battery Type: Lithium Polymer
• USB-C Input: 5V/3A, 9V/2A, 12V/1.5A (18W Max)
• USB-C Output: 5V/3A, 9V/2.22A, 12V/1.67A (20W Max)
• USB-A Output: 5V/3A, 9V/2A, 12V/1.5A (18W Max)
• Total Max Output: 20W
• Simultaneous Output: 5V/3A (15W)
• Charging Protocols: Power Delivery 3.0, Quick Charge 3.0
• Display: LED Digital (Battery Percentage)
• Ports: 1x USB-C (Input/Output), 1x USB-A (Output)
• Material: ABS + PC
• Color: Black
• Recharging Time: Approx. 3-4 hours (with 18W PD charger)

Recommendations

For optimal performance, use a USB-C to USB-C cable with Power Delivery support. The power bank is compatible with most devices supporting PD or QC fast charging. Ideal for travel, daily commute, or emergency backup.