LED Light Product,LED Products,LED Downlights : Available in 1-unit,2-unit ,3-unit ,4-unit ,and 5-unit version LED Light Product,LED Products, Bar ... Unit Recessed LED Downlights:QL-2021/2022/2023/2024/2024R/2025Features ... voltage applications 2) To be used with Quasar constant current led driver 3) Available in 1-unit,2-unit ,3-unit ...