The "health" (ie, price trend) of Bitcoin has a major influence on the whole cryptocurrency market. Therefore, it can be useful to check the price and trend of BTC prior to entering a new position. This indicator displays BTC candles plus a fast & slow TEMA below the primary chart, so you can check how BTC is behaving.
BTC quote is from BINANCE, using the timeframe of the main chart. TEMA periods can be customized.