8 Modes & Timer setting method: 1. Press the 1st time, steady on; 2. Press the 2nd time, slow glow; 3. Press the 3rd time, twinkle; 4. Press the 4th time, slow fade; 5. Press the 5th time, in wave; 6. Press the 6th time, sequential; 7. Press the 7th time, Chasing; 8. Press the 8th time, chasing, combination mode; 9. Press the 8th time, chasing, combination mode; Each mode has a timing function. Timer function can lit for 6 hours and off for 18 hours automatically until the batteries are exhausted. 60 LEDs decorations are made of flexible copper materials, can be bent and shaped easily. Each lights uses 2 X AAA batteries( NOT INCLUDED); it can last at least 48 hours. The battery box with ON/OFF switch, have seven lighting effects - Steady lighting, fast strobe, slow strobe. The Fairy Lights will be 6 hours on and 18 hours off per day. Specifications: Power Supply: 2x AAA battery (Excluded) Copper Wire Length: 9.8FT Waterproof: IP67（Battery Case Not) Package includes: 8 Pack x Fairy Lights