I offered 2 lots LED red candles to different people, and my only regret 2 people in a single candle malfunctioning see no light at all in the autre.Philips - Imageo CandleLights - 3 LED Candles Lanterns Red ambiance luminaire design - 6910832PH I also offered a lot of blue LED candles that they work very well ... Philips - Imageo CandleLights - 3 LED Candle Lanterns Blue ambiance luminaire design - 6910835PH