Pro Series Upgrades - Longer-Lasting Battery for 45% More Charging Power* High-Capacity Battery with High-Density Cells High-Efficiency Circuitry Pocket-Sized Ultra-Compact Design v Digital Battery Level Display Satin Matte Finish Charge 2 Devices at Once Fast Charging for iPhone and Android 20W USB-C Power Delivery 18W USB Adaptive Fast Charge Universal Compatibility SmartChip Safety Features 2.5HR Ultra-Fast Recharge Pass-Through Charging Reduced-Plastic Packaging Battery Type: Li-Ion Capacity: 10,000 mAh 37 Wh USB-C PD Input: 5V 3A / 9V 2A / 12V 1.5A (18W Max) Max Output: 22.5W USB-C PD Output: 5V 3A / 9V 2.22A / 12V 1.67A (20W Max) USB Output: 4.5V 5A / 5V 4.5A / 5-6.5V 3A / 6.5-9V 2A / 9-12V 1.5A (22.5W Max) Shared Output: 5V 3A Max 2.4 x 3.2 x 1 in 6.3 oz Protection: Short Circuit/Overcharge