HW HLM250 DIY 5mW 650nm Focusable Red Laser Head - Silver (4.5~5V / 3 PCS)
Brand HW Model HLM250 Quantity 3 Piece Color Silver Material Stainless steel English Manual / Spec No Other Features Power: 5mW; Wavelength: 650nm; Voltage: 4.5~5V; Current: 35~50mA; Cable length: 13cm Certification FCC CE Packing List 3 x Laser Head (13cm-cable)