Diwali is a major Hindu festival celebrated in autumn known as the "festival of lights" involving the lighting of lamps and fireworks. Hindus dress in new clothes, light lamps and candles inside and outside homes, participate in puja honoring Lakshmi, and then enjoy fireworks, sweets, gifts and meals with family and friends. The festivities typically last five days and include Dhanteras, Naraka Chaturdasi leading up to the main Diwali night which coincides with the new moon of the month Kartik. Jains and Sikhs also celebrate related festivals on this night.