Fivestar SY-1377s Solar Radio Lighting Kit-Built-in maintenance free lead -acid battery with capacity up -to 8000mAh and it can be recycled for more than 500times with over-discharge, over-current  and short circuit protection for the USB and DC OUT-PUT ,working status indicator function-Equipped with energy -saving environmentally friendly solar  power and DC power adapter input jack,3DC out put power jacks-This product comes with a monocrystalline silicon solar panel which has high conversation efficiency-Provided with 2-3 LED saving light bulbs ,using green  light and super brightness white LED which life span up-to 50,000 hours, low power consumption ,two light bulbs can light for up-to 7hours -8000mAh  Built-in Acid Battery-Energy Saving bulbs-Intelligent USB Charging-Solar Panel Charging Package Dimensions:17,1cmx 24,5cm x16,2cmWeight   2,2kgPackage  include:1 x  Fivestar SY-1377s Solar Radio Lighting Kit