Stone Light,Solar Rock light, Grave stone lightITEM#:GST508B Fitted with mono-crystalline silicon, Ni-Mh/ Ni-Cd high temperature battery or super capacitor Super bright colorful LEDs. Available color of red/yellow/blue/green/white. Continuously work for more than10 hrs after a full suny day's charge. Work for at least 3 days/nights if fully charged