... the human body. Moreover, it recycles easily and won’t break into pieces because of its low-volume. 2 ... . 3. Safety, Do not burn your hand. When customers use the ordinary tube-style nail UV lamps, their hands ... ordinary tube-style nail UV lamps make use of tube, it is fragile when carried. However, LED is solid ... and not fragile. 6. Save time.When we use LED nail gel, the dry time is about 30 ...