YAJU 395nm UV LED Light: The brightness of this UV LED black light is increased by 30%, the single large chip UV LED black light is upgraded to a dual-chip 395nm UV LED, which is used for mobile phone circuit board repair, and the light can be set to whatever you want to get the perfect black light Lighting places to showcase your art or logo are more professional. Control switch: This UV glue curing light has a control switch, you can use the control switch directly after plugging in the power supply, which is very simple and convenient; this flexible little black light is very suitable for artistic creation with fluorescent and phosphorescent pigments. USB Power Supply: The 3W UV glue lamp uses a USB plug, which supports plug and play and is easy to use. If it does not light up or flicker, please test the power supply more to distinguish whether it is an LED problem or a power supply problem. With Fixing Clip: This UV LED black light with gooseneck and clip is about 17.0 inches in height, the neck is adjustable, and the bottom has a clip, which can be clipped where you need to use it, sturdy, flexible, convenient and fast. Wide range of application: This USB black light is used for cell phone circuit board repair UV gel nails and UV curing, UV black light, and for UV black paint, fluorescent paint, resin art, UV curing, black light posters, detention detection and Glow Party, ETC; Versatile to meet your daily needs. Colour: Black Packing list: 1pcs