The World's Lightest & Thinnest 10,000mAh Power Bank We highly recommend getting two FLEXTAIL 10000C to replace your 20,000mAh power bank and save over 200g in weight. Battery Capacity: 10,000mAh Rated Capacity: 7,000mAh Weight: 145g (5.1oz) Dimensions: 122mm × 59.5mm × 9.9mm (4.8 × 2.34 × 0.39 inches) Rated capacity: Efficiency Mode: 7000 mAh (5V-1A) Fast Charge Mode: 5200 mAh (12V-1.67A) LED Indicator: First light:0%-10% Second light:10%-50% Third light: 50%-75% Fourth light:75%-100%