1. Booklight & led torch & laser pointer functions
2. Laser output power can be 5mW /1mW (the US, Europe Standard)
3. Tube are used to adjust the direction
Suitable for writing in dark
4. 3*AG3 batteries
5. Material :brass
6. Industrial size of item: 14*1.0CM
7. Packing details: 58*35.5*27.5CM,200pcs/ctn,G.W.:17kgs
8. Standard individual packing: metal box