Compare

Peak Power

45 Watt

30 Watt

Maximum power voltage

17.5V

18V

Maximum power current

2.57A

1.67A

Open circuit voltage

21V

2124V

Short circuit current

2.82A

1.83A

Power allowance range

+/-5%

+/-5%

Net Weight

1.3kgs/2.9 lbs

1.2kg/2.6lbs

Options

solar panel only, solarpanel + vinyl decal+$59, solar panel + MPPT solar controller + $79, solar panel + vinyl decal + solar controoller + $135

30W solar panel only, 30W solarpanel + 5m extend cable (+ $20), 30W solar panel + 10A solar controller + 5m extend cable (+$40)