Often, an hourly on a 5-minute timeframe becomes a strong level of support or price resistance. You can use this script on 5M timeframe with "daily 50/100/200 EMA" script on 1H timeframe for best scalping results.
Good luck in trading!
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.