Solar portable power supply  

1. Solar panel 12W full tempered glass plate

2.Maintenancep-free lead-acid battery 12V12AH

3.Charge-discharge controller 5A with protection of over charge,over discharge,reverse,short circuit and overload

4.Charge for about 8 hours to provide 12V1A  added power fully to

the power box

5.To provide 12V added power to the power boxes of the vehicle

with charging for about 10 hours

6.To keep the device under the sun for about 16 hours to get it fully charged