This indicator is based on Volume and Price spread analysis developed by tom williams.
It shows following indicators based on price range and volume data
Bearish Indicators
1. Buying climax
2. End of Rising Market
3. Upthrust
4. Smart selling
5. No Demand
6. VDD
Bullish Indicators
1. Selling Climax
2. End of falling
3. Stop Volume
4. Reverse Upthrust
5. Shakeout
6. VDU
6. No supply