Compact, easy to use, technically advanced and affordable have become synonymous to this imported dental curing light. This dental curing light offers trouble free performance and is highly durable. Features :the latest led technology, no need to replace the light bulb.less heat produced than halogen curing light.easy operating with lcd panel.three preset programsfast : full power output all the timesoft 1 : gradually increasing output at first 5 seconds, then full power output till endsoft 2 : 0.5 second interval after full power output for 0.5 secondaudible timerfive preset curing time from 5, 10, 20, 30, till 40 secondslow battery signwhen battery power was consumed to a low level, the battery sign will blink on the lcd panel and there will be a double beep tone alarmed every 20 seconds to remind user to recharge the batterysleeping modethe curing light will turn into sleeping mode automatically when it is no longer in suing for 3 minute, press function switch or curing switch once will wake up the light.wire/wireless interchangeablewhen running out of the battery, pd-1400lcu can be operated directly with switching power adapter and the battery will be charged simultaneously.build-in radio meteruser can adjust the curing time refer to the reading of the radiometer which is settled by the number of the lighting-up led indicator. Pd-1400lcucontents :componentsmodel no.qtypd-1400lcu handpiece1400lcu0131pccharging base1400lcu0201pclight guide(8mm)1400lcu1101pcoval protector1400lcu1201pclithium battery1400lcu1711pcswitch power adaptor-1pceuropean plug1400lcu340-us plug1400lcu341-user's manual1400lcu3921pcoptinal accessorylight guide (11mm)1400lcu1111pc