1,Solar cell of single crystal silicon 5,Lighting color various 6,Continuously working about 120 hours with full power Main technical indexes and specifications:1,Solar cell of single crystal silicon with utmost power 234mw2,Ultra high lightness LED,6 tubes3,Flash frequency:90±5 time per minute(Frequency can be decided according to your own needs)4,Accumulator NI-MH1.2/1800mah5,Lighting colors; ...