Parameters

1.solar panel: 5.5V, 55mA

output: DC5.5V, 400mA

cell: Li-ion

Capacity: 800mAh

Discharger time:about  2-3 hours

Charger time: 6-8 hours （by sunlight）

             2-3 hours（by PC USB port）

size: 70x40x10 mm

weight: 35g

cycle-life:> 500

Self-discharge:<0.05mA.