The Magtech Q2-U24-SG is a single output constant voltage LED driver / power supply. It has a 24Vdc constant voltage and a maximum output current of 4200mA. The Q2-U24-SG has a maximum output of 100 watts. It can operate on an AC input voltage from 100 - 277V. The Q2-U24-SG is 3 in 1 dimmable (0-10V, TRIAC (Forward Phase/Leading Edge), ELV (Reverse Phase/Trailing Edge)). It is cULus and CE approved and is rated IP67 for dry and damp locations. It has a footprint of 7.91 x 2.52 x 1.65 inches