We are offering our customers a wide range of solar home lighting systems, which are available following specifications :- • battery capacity: 7ah • solar panel power: 12w • rate charging current: 0.7a • rate discharging current: 5a • rate working voltage: 12v • solar panel voltage:22v • float charging voltage : 13.5-13.8v • low voltage disconnecting point: 10v • low voltage reconnecting point: 11.5v • no load loss:8ma • usb port current:500ma • working temperature: -10 • storage temperature: -15 • humidity requirement:90% no condensation • system working time: 2 pcs 3wled light working for 6hours charging mobile for 7 hours.