Very competitively priced, portable, high capacity, lithium ion battery, LED curing light. Featuring 3 easy to program curing modes with independent time setting selections from 5-40 second increments. Enhanced optical condenser light guide transmitting blue light wavelength between 420-480 nm @ 1200- 2000mw/cm2 light intensity (according to selected mode). Suitable for all curing composites, minimum 2mm cure depth x 8mm area. Provides up to eighty, 30 second cure cycles between charges with auto shut-off (after 20 sec.) and low battery alarm.