Ultra-Powerful Two-Way Charging: Equipped with the latest Power Delivery 3.1 and bi-directional technology to quickly recharge the portable charger or get a 140W ultra-powerful charge. High Capacity and Long-Lasting: Featuring a 24,000mAh battery capacity and 2× longer-lasting battery life, juice up an iPhone 13 almost 5 times or a 2021 iPad Pro 12.9' 1.3 times. Smart Digital Display: Easy-to-read digital display shows the output and input power and estimated time for the portable charger to fully recharge. What You Get: Anker 737 Power Bank (PowerCore 24K), welcome guide, 24-month stress-free warranty, and friendly customer service.