The solar path lights can work up to 8-10 hours after fully charged. The solar panel is made of high-quality polysilicon, which can convert up to 17% of the sunlight into electricity energy. The lights will stay lit for up to 8 hours at night if the panel absorbs enough sunshine during the day. Maggift warm white pathway lights powered by solar are the perfect decorative outdoor lighting and no electricity is required. They are charged in full and direct sunlight for 6-8 hours, the lights automatically turn the lights on at dusk and off at dawn. Measures: 5.5 x 5.5 x 15.8 inches. These solar garden lights are 25 lumens, 10 times brighter