The main application:price tag

Function Description:

1> Attractive/ fancy apperance,transparent acrylic shell with 

crystal effect
2> 5.0 USB & DC 5.0V interface to connect the external power 
supply（can be used together with power bank) 
3> Can use lithium battery when no power supply outside
4> Small outline size,delicate and tiny,easy to carry and can put 

into pocket
5> With a work light and buzzer, easy to use and user operate friendly