Anker Powerbank 40000mah 30w

High Capacity: The 40,000mAh battery can provide 8.8 charges for an iPhone 13, 6.8 charges for a Samsung S22 Ultra, and 2.3 charges for a MacBook Air 2020. Fast Charging: 30W USB-C charging can charge an iPhone 13 to 53% in just 28 minutes. Wide Compatibility: It works with a wide range of devices, including phones, tablets, and laptops. Recharging: It takes about 4 hours to fully recharge the power bank using a 30W USB-C charger. Pass-through charging: The power bank supports pass-through charging with a max input and output of 5V/3A, but it does not support simultaneous charging and discharging for laptops.