Industrial focusable green dot laser module Wavelength 520nm Output Power <1mW, <5mW, <10mW, <20mW Operating Voltage DC3V Operating Current ≤170mA Beam Type Dot Casing Size 16x60mm, focusable Optics Glass Lens Realpoo Optics is a professional manufacturer of laser module, we could offer dot laser module, line laser module, crosshair laser module, and other customized laser module.