1.Water chiller 2.PID controller 3.A complete range 4.Durable construction 5.Competitive ... semiconductor laser, etc.. As lasers need high requirements of high temperature sensitive, pure and clean water, high safety, adopting many purification ... rangefinder, laser radar, laser treater, etc.. Key Features:1. Intelligent PID temperature controllor, with accuracy: ± 0.1°C;2. Optional refrigerating output ...