1.solar brickModel No.:GS6-121 Model Name: Solar poly brick Desc:Material:Polyresin Mono crystal solar panel (4V/75mA) 1white LED2x1.2V AA 600mAh Ni-CD/Ni-MH rechargeable battery.Item size: 300x300x40mm. Main features: CE,Rohs and UKAS certificated Environmentally friendly - powered by the sun! No electricity required - save money! Low-voltage - extra safe! Being practical DIY installation