... models, light intensity, cord/cordless (1000-2000 mw/cm2, 5 watt LED)Detailed Introduction: Color: White & Blue, White & Green, ... Light intensity1000-2000 mw/cm2 (tested by different meter), 5 watt LEDAlertBEEP at each 5-seconds to indicate remaining curing ... to ensure the durable performancelight meterInner Build-in light meter within the baseOperation NoteCord/cordless unchangeable when running out ...