... high articulation optical fiber3.three working modes:full power,gradually strong,flashing.4,optional working time:10sec, 20sec,30sec,40sec5 ... :solidify all brands of resin materials.Technical:1,charger(adaptor)working voltage:AC100-240V,50-60Hz2,wavelength:450-480nm3, ... Sealed,connect to the dental unit2.10 seconds working time3.Three working modes:Full,Ramping,Pulse Power inputAC24V 50/60HzNet ...