1. Simple and great structure design,two optional sizes: 2ft/4ft 2. Glare free design by Extrusion PC material 3. SPCC housing with good white painting, firm and strong 4. No clips, easy operation 5. Long life 2835 LED chips and high performanced drivers 6. High Efficacy: 130lm/w meet DLC Premium 5.0 7. Higher Surge Protection: 4KV; 1-10V Dimmable 8. Good heat dissipation performance 9. Accessory option: microwave sensor and emergency driver 10. 9inch Width, beautiful looking and easy to cover old fixtures footprint 11. Suitable for Damp Location, IP20 12. Lighter weight housing for easy installation 13. Operating temperatures: -30℃ to 50℃)