Environmental Friendly: Each transparent solar bulb adopts 10 string lights as the source, solar powered LED bulbs, adopting high-efficiency polycrystalline silicon solar panel, the photoelectric conversion rate can improve 25% than other single crystal bulbs, high lighting efficiency and long service life. Environmental preference. Easy to Install: 1.2V low voltage LED bulb, wireless, no heat, really safe and environmentally friendly, save electricity bills. Fix the clamp anywhere where conventional power supply is not available and don't worry about the weather, it is very suitable for indoor and outdoor decoration. Easy to use: Each solar bulb has an on/off switch under the cover, just slide the switch to "ON", it can be used normally.Place them outdoors in direct sunlight to fully charge (about 6-8 hours), automatic design, charge during the day, shine at night, it can light up to 8 hours when fully charged. Perfect decoration: The hanging solar lights are very suitable for indoor