charmast 20000mAh Power Bank with Built-in Cables | USB C Battery Pack

Stay Powered Anywhere: Get 3–4 full phone charges from the 20,000mAh capacity—ideal for camping, flights, emergencies, weekend trips, and work travel. The slim design fits easily in your backpack, keeping your devices powered wherever you go. 3-in-1 Built-in Cables: Keep your essentials together with built-in USB-C, Lightning, and Micro-USB cables. Compatible with iPhone and most devices, so you can plug in and charge without carrying extra cables. Wide Compatibility: Works with iPhone, Samsung Galaxy, Pixel, iPad, AirPods, Kindle, and most tablets. One power bank keeps your everyday devices powered without carrying multiple chargers. 22.5W Fast Charging: Get up to 50% charge in about 30 minutes with 22.5W fast charging on compatible devices—ideal for quick top-ups before meetings, commutes, or heading out the door. Exact Battery % — No More Guessing: The digital display shows the remaining battery level from 0–100%, giving you a precise view of available power instead of relying on basic 4-light indicators. Charge 6 Devices at Once: Six output ports let you charge up to six devices simultaneously, from phones and tablets to earbuds and smartwatches. Keep all your essential devices powered at once. Double the Power, Minimal Extra Weight: A 20,000mAh capacity delivers twice the energy of a standard 10,000mAh power bank in a slim 6.3 × 2.85 × 0.72 in design. Slightly heavier than 10K models, but still easy to pack for everyday use and travel. Flight-Friendly Portable Power: With a 77Wh capacity, this power bank is below the standard 100Wh airline carry-on limit. Pack it in your carry-on bag only—it is not permitted in checked luggage. Dual Voltage 100V–240V: The built-in cables support 100V–240V input, making the power bank suitable for international travel across the US, Europe, Asia, and beyond. No voltage converter is needed for compatible wall outlets. Complete Package: Includes 1 × power bank, 1 × user manual, and 1 × travel pouch. Backed by 36-month support and technical assistance.