... is widely used to supply power for Laptops, mobile phones, MP3 players, MP4 ... 18M515Product name:TPOS 18000mAh Portable Battery PackCapacity: 18000mAh; Output Power: max 70W;Rated Input: DC 19V, 2A; Rated ... 70mmThe portable battery pack is widely used to supply power for Laptops, mobile phones, MP3 players, MP4 players ... , Germany and South Korea at present. new design power bank, a power back up product