Analog DC 50mA Current meter with front cover
This meter is great for monitoring the current of the laser tube to prevent it from over-driven. .
It is a must-have meter for laser machine,and it can also be used for other DC device current measuring purpose.
Dimension (W x H x D): 74mm x58.5mm x 61.5mm or 2.9" x 2.3" x 2.4"