... 250V 50HZ 3,Power/12W.4,Fixed time function Set time is 10s,20s,30s.5,Induction of ... automatic open Yes,put hand in lamp,the light open.6,Using life/35000hours.7,Solidification ... Electr. Factory About seven merit of led nail UV lamp Logo: BETTERTM LankeThe LED nail UV lamps of ... when it is broken. However, the LED nail UV lamp makes use of LED which is semiconductor luminescent device. ...