BIRUGEAR Solar Dragonfly Color Change Light E2175 (set of 2) Our Dragonfly solar garden stake has a unique design which features an integrated solar panel midway down the stake. Inside is a rechargeable AA NI-MH battery. 1 LED atop the stake shines through the clear Acrylic 6.70" W x 4" L x 0.80" H Dragonfly with the wing out to give a spectacular, decorative color change of 3 different color of Red, Blue, Green lighting effect in your garden. Plant the stake in the ground where it will get full sun, and the photo switch in the solar panel automatically turns itself on at night. Your garden stake will begin to glow as darkness falls, and continue to provide a calming light show into the night.