Modes: Comes with two modes: flashing and steady. Multicoloured: The multicoloured fairy lights will create a stunning display in your garden! Great for draping on your fence, patio or balcony. String lights: Get a set of solar butterfly string lights. Solar powered: The lights are solar powered, charging during the day and automatically switching on at night. Charge: Once fully charged, the battery will last up to 12 hours! Length: 38cm. | Solar Powered Fibre-Optic Butterfly String Lights | Wowcher