cell:poly-crystallinesilicon/single-crystallinesilicon(3v,75mA)Storagebattery:Ni-MH(1200mAH)/SuperCapacitor(120F)Lightsource:superluminosityLED;LEDquantity:4 pcs Luminositycolors:red,green,blue,white,yellow(foranychoice)Luminousmode:varyingtype/ConstantTypeWorktime:108hoursaboveforVaryingType;andmorethan24hoursforconstanttype(standard luminosityintensity)Worktemperature:-25to+75degreeC.Materialoflight: AluminumalloyandPolycarbonateResistcompression:30tons WaterproofgradeIP 67 Life: 5years(Ni-MH) or 15year(SuperCapacitor) Viewdistance:over800m Guaranteeperiod:14months