... up , work automatically , no pollution to environment , special drive and protective circuit , maintenance free . Material Fittings : Steelless ... Dia : 150mm/120mm/75mmInner Dia :102mm/92mm/58mm Components Solar panel . controller , LED LightNi-MH battery /Lithium battery ... , Dock , etc which are for decorations .Technical Data : Solar panel 2v/300MA5.5v/180MABatteryNi-MH battery 1.2v/3600MALithium ...