Solar-powered wind chime: with a sensitive light sensor and high-quality and durable ABS material, LED lights will not fade or deform. Solar-powered design is energy-saving and easy to use. No wiring or external power supply required. They recharge outdoors during the day and light up automatically at night. 6 colours (colour-changing): hanging chimes with colour-changing LED balls, solar-powered. LED lamp with 6 colours that illuminate the crystals at night, gently and smoothly switching from one colour to another. Easy to use: solar multi-coloured wind chime ball. The light will light up automatically at night/only in darkness. Pull the switch on the back of the control panel to "ON" and set it to power in sunlight. Outdoor or interior decoration: can be used both indoors and outdoors. This is an ideal gift for decorating a courtyard, garden, patio, backyard, porch and bedroom, making your life interesting. Long working time: upgraded solar panels with high conversion rate and long service life. The average run time can be up to 8 hours when fully charged.