650nm red line laser module,Industrial Laser Group Module,5mw adjustable focal length, line, cross, point, (point-4pack) - Product Features
- Output: Red laser module (650nm) ? Voltage: 3v-5v,Power:5mw
- size: 12x35mm
- Can be used for aiming positioning ? Can be used for laser test tools ? Can be used for medical device positioning ? It can be used to produce a signal device
- can adjust the focus, adjust by the tightnes of the product
- 1set:point is 4pcs