Ultra-High Light Efficiency: This 3W UV glue curing black LED violet lamp uses high-quality, high-power bulbs, making it far more light efficient than traditional curing lamps, saving energy and being environmentally friendly. Easy to Use: The UV curing machine is equipped with an easy-to-use control switch; at the same time, the gooseneck of the drying lamp can be bent at will, and the direction can be reversed as desired, to realize plug-and-play to the greatest extent possible. Wide Application: This violet lamp is widely used in maintenance reinforcement of mobile phones, electronics, optical communication, precision parts, sensors, components, etc. It can also be used for nail art and to verify the authenticity of banknotes. Use robust clamps to ensure smooth and stable operation. Power Anytime: This UV violet lamp has a USB interface, which is very convenient to charge. It can be connected directly to a computer, power bank, or even a mobile phone to charge it. Can be Used Anywhere: The base of the purple lamp has thick clamps, which can be clamped on the table, windowsill, or other places where thickness is required, which is very convenient. (It is also possible not to use the clamps, but you must adjust the vertical orientation of the gooseneck to place the lamp safely.)