Feature:.Suitable for wedding, party...
5PCS 5mW Adjustable Red Laser Module Focus Stripe Lens Laser HeadFeature:Output: red laser straightly(650nm)Size: approx. Φ12 x 35mmCable lenth: about 135mmWorking voltage: 3-5VCurrent: 40mA (Max)Application:1. Sighting device for orientation2. Laser test tools3. Concentricity positioning4. Medical equipment positioning5. Production of signal equipment6....