Butterfly lights: Get a pack of 12 solar powered butterfly lights! Weather resistant: Ideal for putting up outside, in the garden, around the patio or a balcony. Automatic: These automatically turn on at dusk for up to 16 hours on full charge, and turn off at dawn. Easy to install: Solar panel features a ground stake so you can securely install it. Convenient: They all come on one string so you can easily hang them up outside. Multi-coloured: Comes in a mix of red, yellow, blue and green colours. Solar-Powered Butterfly Lights | Green | Living Social