This script is given combination of Two Levels EMA and 1st Hour High low
You can choose EMA in settings
EMA levels 20 , 50 , 100 , 200
Daily Range :
1st Hour High and Low From Market Start Time
ISR = Initial Support Resistance
In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.