solarflashlight QH-02C? Solarcell:poly-crystallinesilicon/single-crystallinesilicon(2v,80mA)Storagebattery:Ni-MH(700mAH)/SuperCapacitor(50F)Lightsource:superluminosityLED;LEDquantity:2pcs Luminositycolors:red,green,blue,white,yellow(foranychoice)Luminousmode:varyingtype/ConstantTypeWorktime:60hoursaboveforVaryingType;andmorethan15hoursforconstanttype(standard luminosityintensity)Worktemperature:-25to+75degreeC.Materialoflight:Polycarbonate WaterproofgradeIP 67 Life: 5years(Ni-MH) or 15year(SuperCapacitor) Viewdistance:over800m Guaranteeperiod:14months