Bar's Body Extreme with Alert measure volatility of bar's body and caculate extreme level in specified periods or custom level with alert. Detail options below:
1. Default Extreme Level * Default level is the +/- highest volatility of bar's body in 100 periods * Periods of bar to calculate default extreme adjustable
2. Custom Extreme * Default Extreme Top auto disable if Custom Extreme Top >0 * Default Extreme Bottom auto disable if Custom Extreme Bottom <0
3. Alert * Extreme alert: body's volatility > Extreme top level or body's volatility < Extreme bottom level * Extreme Top Alert: body's volatility > Extreme top level * Extreme Bottom Alert: body's volatility < Extreme bottom level