4.5V,70mA Monocrystalline silicon or Polycrystalline solar panel with more than 15 years life;
2 pcs 1200mAh Ni-Mh rechargeable batteries;
Continue work for more than 16 hours after full charged;
60 ~120 pcs super bright LED. Yellow,Red,White,Blue ,Green ,Changing color can be choosen.