andlestick is a style of financial chart used to describe price movements of a security or any currency. This is Japanese Technic of analysis of price movement. Body of candlestick can be colored to show positive price movement(green) or negative price movement(red). This color differentiation makes it easy to understandable in regards to following:
opening price ,closing price, high price, low price of particular candle representing either a day candle, minute candle, month etc. Various kinds of candlestick analysis includes doji, hammer and hanging man, morning and evening star, piercing pattern, engulfing pattern etc