eTopxizu 16.4Ft 30 LED Crystal Ball Solar Powered Outdoor String Lights for Outside Garden Patio Party Christmas (Cool White) LED solar lights is the use of solar power, made up of several LED lights for decoration lamp.Lamps and lanterns use high efficiency solar panels, which can convert solar energy into electric energy and stored in the built-in battery, for use LED lights glow. Unique optical technology can guarantee the lamps and lanterns (when brightly light) automatically charge during the day, and in the evening (when insufficient light) automatic light up.Lamps and lanterns also has the characteristics of easy installation, waterproof sunscreen and other characteristics. Solar powered panel is stood by a 20cm garden spike. With ON/OFF, MODE switches. There is have 2 switch, one is Mode (Flashing mode convert switch), another is Power On/Off(After switch turned on, can automatic light control and charging). Products are widely used in road, yard, window, the place such as shops, hall, stage, especially as a Christmas tree decorated with lights can be to create a warm and romantic holidays.