... of battery:Lithium-ion polymer:3.7V 16000 ma h2,Output voltage:(Optional)5/9/12/16V. 19V.3,Output current: 1A ... , 4A/16-19V 4,Charging voltage: 100~240V AC/DC,5,Charging current: 2A (max) 6,Charging Time (Max.) <3 hours ... connectors:16pcs (optional)17,Laptop PC connectors: 15pcs (optional) 16000 ma h Solar Portable All-Purpose Power Supply