Feature: 1. Perfectly replace the old or damaged DVD laser head, keep the DVD performance stable. 2. Precise cut and interface ensuring accurate applicability, perfect fitment and easy installation. 3. The replacement laser head is single‑channel high‑speed operation, with less signal interference. 4. Using a professional chipset, can provide excellent performance for the laser head system. 5. The laser head is protected by electrostatic solder joints, and the electrostatic protection solder joints can be used normally before installation. Specification: Item Type: Laser Lens Head Model: SOH-DL5 Type: Laser head Band Range: Visible light Operation Mode: Continuous Incentive Method: Electrical excitation Working Substance: Free electrons Optical Path: Reflective outer light path Output Form: Power type Transmission Signal: OC type Speed: High speed Channel: Single channel Output Wavelength: 650nm Line Width: 1mm. Package List: 1 x Laser Lens Head Note: The laser head is protected by electrostatic solder joints, you need to use a soldering iron to remove the electrostatic protection solder joints If you don't understand this knowledge, please leave it to a professional for operation. Before installation, please open the electrostatic protection solder joints for normal use.