3 Ahịrị Laser Box

Size 6 10 10.5cm, 3 dị iche iche maka 3 laser ahịrị, nke ọ bụla dị anya 12mm, semiconductor laser diode wavelength 530nm, eriri ahịrị obosara 0.1mm, ọkọnọ 2 pc AAA batrị, 3V250mA