8 Lighting Modes - Combination, In Waves, Sequential, Slo-glo, Chasing/Flash, Slow Fade, Twinkle/Flash, and Steady On. Different lighting effects are controlled by the included remote control. USB Powered - 5V USB Port connection gives the application of the string lights more possibilities, run via USB socket,computer or portable power bank etc.,Plug and play, no need to replace the battery frequently. Timing & Dimmable - The light will be 6-hour on and 18-hour off when you press the "TIMER" button of remote control. Press "+" and "-" to adjust the brightness. Easy to Use - Freely remote control the lighting performance, like the modes, brightness, timing, on/off. Water Resistant - IP65 rating keeps the light away from water splashing, allowing to use it outdoor. (NOTE: USB plug should be protected when outdoor using.)