Laser pen

Specification:
CW OPTICAL POWER : < 5mW (Class IIIA) / < 1mW (Class II)
WAVE LENGTH : 650

Laser pen:
1 2 IN 1 LASER POINTER WITH BALL PEN FUNCTION;
2 EASY TO CARRY AND USE;
3 BALL PEN CAN BE REFILLED;
4 SLEEK.