Kessil PR300 Shielding Box Plus is a fully protected safety enclosure designed for seamless integration with high-intensity Kessil PR300 LED Lights featuring complete light containment, active safety interlocks, and integrated thermal management to ensure safe, stable, and reproducible results. It can securely house 2 x PR300 LED Lights for higher throughput in batch or flow reactions. The engraved distance markings facilitate precise and repeatable irradiation geometry with accurate irradiance data. Its adjustable base height accommodates common laboratory stir plates (not included), providing a versatile platform for parallel screening and scale-up synthesis.