Product Name: Energy Storage Power Supply Model No.: JL-PS300 Capacity: 11.1V / 30AH / 300Wh Cell Type: 18650 Lithium Ion Battery Material: ABS + PC Time of charging: AC input @ 6.5H; solar input @ 3 sunny days Time of shelving: 1 year ( Pls make sure 60% up power in battery before shelving ) Product Size: 290x198x144mm Weight: 5kg