Features: 1) Solar panel (mono-crystalline) 5.5V, 140mAh 2) Rechargeable lithium battery 3.7V, 1400mAh 3) AC-DC adapter, AC input, 100V - 230V, DC output 5.5V, 400mAh 4) DC output, 6V±0.5%, 300mAh 5) Charging time for the mobile phone: 2.5 - 3 hours 6) Charging time for the lithium battery inside using the solar panel: 10 - 12 hours 7) Charging time for the lithium battery inside using the adapter: 3 - 4 hours (advanced charge management of Li-ion cell inside the solar charger to ensure the safety of charging) Packing: Gift box