SPECIFICATION:
Operation Voltage: 3V
Battery: AAA battery, 1.5*2pcs
Wave Length: 532nm
Output: <30mw, CLASS IIIB Laser Product
Operating Temp Range: 15~30
Storage Temp Range: -10~30

Option 1: green laser pointers kaleidoscope
Option 2: variable laser dot shapes, such as the third picture,shake it to change the shapes.