The is perfect for both indoor and outdoor lighting. These green and blue nautical balls are a welcoming way to illuminate your patio or indoor spaces. This 10' string light is powered by a standard electrical outlet.• Outdoor string lights• Length: 10'• Plastic Ball in Net Size: 2.4"• LED Spacing: 6"• Power Cord: 5' with ETL/UL 110V plug• Output: 4.5V / 1.35W 10' string with 6" spacing between LEDs | 10' Green and Blue Nautical LED String Light