Features 100% brand new and high quality The structure is simple and compact, and it brings excellent working performance to the broadcast sound system. Optical pickup lasers are an alternative to worn or damaged laser lenses Manufactured with precision electronic components, standardized design, stable characteristics and high reliability. Size: 30mm/1.2" Easy and convenient installation, easy to use and operate. Specification:Model: KHM-230AAAItem Type: Laser HeadBand Range: Visible LightMode Of Operation: ContinuousIncentive Method: Electric ExcitationWorking Substance: Free ElectronLight Path: Inner Light PathOutput Form: Power TypeTransmission Signal: OC Gate TypeSpeed: Low SpeedChannel: Single ChannelOutput Wavelength: 650 (nm)Line Width: Approx. 30mm / 1.2in Package List:1 x Laser Head Package List 1 x Laser Head