520nm Green Laser Source with PC Software Control RS232 Connector It's a green laser source, it can be controled by PC software. [Features] 1. Laser + laser drive + temperature control system , integrated laser source, high reliability. 2. Universal control interface 3. 8 hours power stability less than 3%. 4. Laser long service life, >10000 hours. 5. Output wavelength can be set by temperature control 6. Anti-lightning, anti-static, sound over-current protection, over-temperature protection, anti-reverse protection. 7. High output power, the power and spectral stability is high. 8. Simple to use, allowing customers to quickly integrate systems. 9. Can be customized according to customer requirements.