Chili Labuyo is a small chili variant that was developed in the Philippines after the exchange of plants, animals, precious metals, commodities, culture, human populations, technology, diseases in the 15th century. (The Colombian Exchange)

In the Scoville Scale which is the heat ranking for chili peppers, the Chili Labuyo ranks at around 80,000-100,000 heat units.

This means it's weaker than the average Habanero Chili (100,000-350,000) and a lot spicier than Tabasco pepper (25,000-50,000).