Promotional Product Features: 11 ( l ) x 6.8 ( w ) x 1 ( h ) cm lithium polymer battery includes white 2-in-1 micro cable Capacity: 4000MAH Input current: DC5V-500mA Output current:Dc5V-1A With 3 stunning colours to choose from, our elegant wood grain textured Oakridge 4000mAh Slim Power Bank is the perfect accessory for your power-hungry mobile devices.