Available in sets of 100 and 300 LEDs. Features 8 functions. Suitable for indoor and outdoor use. Mains powered with supplied adaptor. 100 LEDs overall length: 11.9m (including 5m from adaptor to the first LED). 300 LEDs overall length: 25.9m (including 5m from adaptor to the first LED). 8 FUNCTIONS: 1. Combination 2.Sequential 3. Chaser flashing 4. Twinkle flashing 5. Waves 6. Slow glow 7. Slow fade 8.Steady on