About This

• Stay Powered Anywhere: This 20K portable charger delivers 3-4 full phone charges - ideal for camping, flights, or emergencies. Fits easily in backpacks to keep devices alive through weekend trips, festivals, or work travel
• 3-in-1 Built-in Cables: No more hunting for cables! This power bank has USB-C and Micro-USB cables built in, compatible with iPhone and most devices — just plug in and charge. No cord clutter, no hassle
• Wide Compatibility: Compatible with iPhone, Samsung Galaxy, Pixel, iPad, AirPods, Kindle and most tablets. No more carrying multiple chargers — one power bank covers your entire tech lineup
• 22.5W Fast Charging: Get up to a 50% charge in about 30 minutes with 22.5W fast charging. Ideal for quick power-ups before meetings, commutes or when you're rushing out the door
• Exact Battery % — No More Guessing: Unlike basic 4-light indicators, the digital display shows precise remaining power from 0–100%, just like your phone. No more unexpected shutdowns
• Charge 6 Devices at Once: 6 output ports power your phone, tablet, earbuds and smartwatch simultaneously — no more choosing which device to charge first. Ideal for multi-device users
• Double the Power, Minimal Extra Weight: 20,000mAh capacity (2× a standard 10K charger) in a slim 6.3 × 2.85 × 0.72 in design. Slightly heavier than 10K models but holds twice the energy — fits anywhere a paperback book would
• Flight-Friendly Portable Power: At 77Wh, well under the 100Wh airline carry-on limit. Always pack in your carry-on bag only — not permitted in checked luggage. A reliable power companion for flights and travel
• Dual Voltage 100V–240V: The built-in cables support worldwide voltage — no converter needed. Ideal for travel across the US, Europe, Asia and beyond.
• Complete Package: 1 x power bank, 1 x use manual, 1 x travel pouch. Backed by 36-month support and technical assistance

Overview

• Connector Type : For iPhone, USB-C, USB-A, Micro
• Brand : charmast
• Battery Capacity : 20000 milliamp_hours
• Color : Sky Blue
• Special Feature : Auto Shut-Off, Built In Cable, Digital Display, Fast Charging, High Capacity