SOLAR-POWERED & Rechargeable: Set solar-powered speaker in your outdoor area for solar charging ā takes about 15 hours in the sun for a full recharge (6 hours via USB Cable). On a sunny day, play and charge simultaneously, and enjoy music for extended hours | Multi-light colors and light mode: The outdoor speakers designed with 7 different light colors and 3 light modes (Smooth changing/ Flash changing/Single color Red,Green,Blue,Orange,light Blue,Purple,Pink ). You can select the color or mode via the bottom button; the light will be off during Day time under solar charge mode, it will light up automatically at night.for sure, Bluetooth mode can work during day time even though it's being charge. | BLUETOOTH & Dual speakers paireable system: The rock speakers outdoor waterproof can be paired via Bluetooth up to 30 feet away, with just a touch of a button connect your Bluetooth enabled device and listen. includes Bluetooth 5.0 to pair with any 2 speakers for an immersive experience via only 1 bluetooth device. | The solar rock speakers is made of LLDPE material has the advantages of high strength, good toughness, high rigidity, heat and cold resistance. so it can stay outside garden in Winter or Summer |