Super LightingFOSUNKER Solar lights outdoor waterproof use high brightness lamp beads (energy saving and no strobe), Better and bigger solar panels make our lamp beads brighter.Perfect for accent lighting Halloween Christmas and other holiday decorations High-Efficient & Long-Lasting FOSUNKER solar tree lights use monocrystalline silicon solar panels with a conversion efficiency of 20%, 1500mAh lithium batteries, charging 6 hours, able to continue to light up 6-12 hours.