Model: A9 Battery Type:Lithium polymer battery Capacity: 12000mAh Size: 160x75x29mm Weight: 450g Input: 15V/1A Output: 5V/2.1A, 12V/2A, 19V/3.5A Starting Current: 300A Peak Current: 600A Working temperature: -45°C-- 65°C Life: >1000 times