COZY STRING LIGHTS -- The heart shaped lights have a warm soft red color when lite, which is perfect for setting a special mood at Valentine’s Day, Weddings, Anniversaries or Parties. EIGHT DIFFERENT LIGHTING MODES - More options, more joys. Flashing, twinkle, waves, sequential, slow-glow, chasing, slow fade and steady on. There is always a mode suits your mood. WITH AUTO TIMER - This Valentines Day Decorations is built in an auto timer. If you turn it on and leave it alone, it will turn off by itself after 6 hours. Never worry about forgetting to turn it off before going to bed. What’s more, it will turn on by itself the same time as yesterday you set it! FOR BOTH INDOORS AND OUTDOORS - The IP44 waterproof rating means these will stand up to any weather conditions if you use them outdoors. The power is safe low voltage from a battery pack. DECORATES ANY CONNER OF YOUR HOUSE - This Valentines Decor Lights String Operated by 3 AA batteries(not included). They will not limited by the power cords. Decorates table top, mantel, fireplace, doorframe, doorway, stair banisters, etc.