Specifications:

• Bulbs/mode: 21 LED UV Purple Light
• WL: 395-400 nm
• Material: aluminum alloy
• Size: 95 ×35 mm
• Weight: 105/115 gr.
• Battery: 3×AAA (not included)
• Switch: Tail click On/Off
• Color: Silver

Application areas:
1.medical devices.
2.disinfection sterilization.
3.ink curing.
4.Metal crack, crack detection.
5.photocatalyst, light detection.
6.money detect detector device,
7.anti-fake detection ,
8.medical measurements and biometric security testing
9.hydraulic leak.
10.According to Amber, arresting scorpions, and examination of tickets. Passport, credit card, identity card.
12.animal urine test. 
13.fluorescent powder, phosphor agent detection.
14.Ore, jewelry, jade detection
15.Paper towels, facial mask, cosmetic, children's toys, books, clothes.......