Rechargeable: Features a rechargeable battery which charges up using solar power. Length: 3m light length and 5m total length. LEDs: Includes 20 butterfly lights which are spaced 14.5cm apart. Solar lights: Get a string of butterfly solar lights. Light functions: Change between static or flashing lights. Eco-friendly: An eco-friendly addition to your garden decor. Butterfly Solar Lights | Living Social