•Enhanced Capacity: Deliver an impressive 20000mAh power reserve, providing over 4 full charges for most smartphones and at least 1.5 charges for tablets. •Rapid Charging Performance: Experience high-speed charging with a robust 12W output, capable of boosting your iPhone 12's battery by 50% in just 30 minutes. •Versatile Multi-Device Charging: Effortlessly charge up to 3 devices concurrently, ensuring all your gadgets stay powered up without compromise. •Intuitive Digital Display: Stay informed with the digital percentage display, offering an intuitive and precise representation of the remaining power, enhancing your charging experience. Experience the ultimate in charging convenience with the Anker 335 Power Bank (PowerCore 20K). Boasting an impressive 20000mAh capacity, it powers most smartphones over 4 times and tablets at least 1.5 times. Enjoy rapid iPhone 12 charging, reaching 50% in just 30 minutes through its powerful 12W output. Simultaneously charge up to 3 devices, all while staying informed about the battery percentage through the intuitive digital display. Stay powered and connected effortlessly. Dimensions (Overall): .94 Inches (H) x 3.2 Inches (W) x 6.4 Inches (D) Weight: 1.01 Pounds Batteries Charged Simultaneously: 1 (max) Volts: 5 Volts Battery Capacity: 20000 (mAh) Package Quantity: 1 Wattage Output: 15 Watts Rechargeable: Rechargeable Battery: 1 Non-Universal Lithium Ion, Required, Included