1)USB Laser pen
2)Laser pointer
3)LED flashlinght
4)UV
5)Built in flash memory(optional)

Function:
*USB Laser pen 
*Laser pointer,LED flashlinght ,UV
*Capacity:64MB-16GB(optional)
*Laser distance :200m
*USB interface:1.1 or 2.0
*Battery:USB charge

*Two colour :white and black you can choose..