Green Material: The solar pond light is made of ABS, which is green enough for our environment. Its waterproof performance ensures maximum durability no matter where you go. Solar Charging: The solar floating light can be automatically charged by pressing the switch during the day when the sun is full. The ON/OFF switch is placed at the bottom of the solar light. Change Color: The pool lights have 7 super bright colors of red, yellow, green, blue, white, orange, and purple, which automatically change to create a unique lighting experience for your garden. Wide Range of Uses: Floating lights will illuminate any beach party, school dance, glowing party or festival! The glowing ball in the dark is very popular on spring breaks, family barbecues, and concerts.