No need to afraid of rainy day or indoor.Wanmingtek Color Changing Solar Mobile Wind Chimes change colors in the night and create a fun atmosphere. Perfect for indoor/outdoor decoration. Like home, trees, fences, patio, garden, porch, lawn, living room, bedroom etc. Specification: Item name:Solar charging Wind Chime Switch: ON/OFF switch. Waterproof Level: iP55 Voltage: 2V 60mA NICD Battery: 600MA Full charge time: 8 hours (Withe direct sunlight) Weight is about 315G Product size: About 4.92"(L) x 4.92"(w) x 23.62"(h) (Included the line) The solar panel is located at the top of the wind chimes. Light weight and color changing light. It is not make any sound. The wind chime light is made of glass, which is more beautiful than the plastics material. How to use:Turn the switch to "ON" and hang the solar wind chime light in an area where it can get direct sunlight. Package included: 1 x Solar Powered Wind Chime Light 1 x Spinning Hook NOTE: In order to verify that the switch is correctly in the "ON" position, cover the solar panel with your hand and light should turn on automatically. IMPORTANT: Keep the solar panel clean. Install the solar product in an area where it can get direct sunlight. Leave the switch to "ON" position. Select an outdoor location away from other light sources at night, such as street lights. It may cause the product not to turn on automatically at night. Duration of light depends on solar product's level of sunlight exposure, geographical locations, weather conditions and the hours of daylight. If solar product does not light up after it has been used for around 8 - 12 months, replace the rechargeable batteries as they may be weak or worn out. (Battery 1 pc "AA" 1.2v, Ni-CD, Rechargeable- Same equivalent type as recommended must be used).