LGT18144S  is a new well-designed 144 LED microscope ring light. It includes an integrated transformer to accept 90V-265V power and four independent ON/OFF zones in addition to variable intensity controls for maximum flexibility. A service life greater than 100,000 hours translates into years of trouble-free, energy-saving performance. This microscope ring fits scopes up to 60mm in diameter and includes a 48mm ring adapter.