"[Magic "Floating Candles""] - Pack of 6 [2CM*17.5CM- D*H] led taper candles. classroom/bedroom decorations.[Simple to Use] - Tighten or Loose the cap on bottom of the candle for ON/OFF. Great for displaying in most standard candle holders, glass cups and luminary bags. Tip: Please remove the battery if long time no use. Please keep the Candles away from the wet environment.[Battery Operated] - Requires 2 AA batteries per candle (Not Included). Simply install the battery and enjoy over 100 hours of use! Changing the battery can be used unlimited times. Safe for kid-filled and pet-filled house![Realistic Warm Yellow Flickering Flame] - Alternative to traditional candles. Ideal decorations for Harry Potter Themed Birthday Party, Table-top Centerpiece, Wedding Ceremonies, Holiday Celebrations, Halloween/Christmas Season and more!"