Sleek, durable battery pack charges devices — fast. Portable OtterBox Fast Charge Standard Power Banks are designed with industry-leading mobile expertise and quality that is uniquely durable — to build trust, foster connections and instill confidence for whatever the day brings. TECH SPECS Output: USB-C: 18W (5V/3A, 9V/2A, 12V/1.5A) USB-A: 18W (5V/2.4A, 9V/2A, 12V/1.5A) Input: USB-C: 18W (5V/3A, 9V/2A, 12V/1.5A) Specifications: USB PD 2.0/3.0 Qualcomm Quick Charge 2.0/ 3.0 Apple Fast Charge Samsung AFC Huawei FCP BCS 1.2 MediaTek PE+ 1.1/2.0 Spreadtrum SFCP Dimensions: 10,000 mAh: 5.55-in x 2.87-in x 0.64-in 14.10-cm x 7.30-cm x 1.62-cm 15,000 mAh: 5.55-in x 2.87-in x 0.87-in 14.10-cm x 7.30-cm x 2.22-cm 20,000 mAh: 6.26-in x 3.08-in x 0.92-in 15.90-cm x 7.83-cm x 2.34-cm Weight: 10,000 mAh: 0.53-lb | 240.00-g 15,000 mAh: 0.73-lb | 330.00-g 20,000 mAh: 0.96-lb | 435.00-g Storage Temperature: 14 to 140°F | -10 to 60°C FEATURES Up to 3.6X faster charging* so you won’t miss the moments that matter most USB-A and Fast Charge USB-C ports allow for multi-device charging Battery capacities range in size from a quick boost to multiple complete refuels LED power indicator displays charging status and current battery life Sleek, quality finish fits into the tightest pockets Durable design engineered with trusted drop protection Includes a USB-A to USB-C cable (15CM/6IN) to charge your device or recharge the Power Bank Works with your favorite cable and Apple, Samsung, LG, Google and many other devices Supports USB Power Delivery fast charging technology Limited lifetime warranty and no hassle customer service *Delivers up to 18W Fast Charge via Power Delivery vs. 5W standard charging Lifetime Warranty. Best warranty compared to other brands like Anker, Ravpower.... COMPATIBILITY Lightning to USB-C Cables USB-C to USB-C Cables Lightning to USB-A Cables USB-C to USB-A Cables Micro-USB to USB-A Cables