1. Flow rate:Clean water: 0.5 Gpm/2.0Lpm D1, R.O.water:1.0Gpm/4.0Lpm 2. Voltage: 100~120V,220~240V, 50/60 Hz 3. UV germicidal lamp: 6W x 1 (Model:UVC-L212T5) 4. Ballast: 6W x 1 5. Dimension: 50.5 x 260mm 6. Inlet / outlet size: 1/4 inch NPT 7. Max. working pressure: 85 PSI 8. Chamber/housing: 304 stainless steel 9. Quartz sleeve: Model No. SQ230238S 10. Lamp failure warning system: LED indicator 11. Lamp average life: 5,000hrs