Magic candles
Liber Mysterium
The Netbook of Witches and WarlocksBy Timothy S. Brannan and The Netbook of Witches and Warlocks Team
Magic candles must be burned to to activate their magic. Some require a certain amount of time to be lit and then their magic takes effect, other must burn for a time and then their magic takes effect when blown or snuffed out.
Candles are created using the Craft Magic Candle feat.