How we test the intelligent Auto On Off 4FT 18W Microwave Radar sensor LED T8 Tube in factory?

Intelligent Auto On Off 4FT 18W Microwave Radar sensor led t8 tube are being tested In anti-interference room. Do you know why we cover the walls by iron? The testing room is 12meters long, 8 meters wide, 4meters high.. all the wall are covered by iron. as we know. microwave sensor can detect motion through glass, plastic, thin wall, except any metal materials. That’s why we designed the special room to avoid any false triggering from outside. any moving objects will be blocked by the iron walls. In addition, all our products are tested 100% to ensure its good quality before shipment。 What about your opinion? Pls let me know We are manufacturers from Zhongshan city, We manufacture Smart LED Lights like:- 1) Smart Tube light/Linear Light 2) Smart Surface Ceiling Light 3) Smart Downlight 4) Smart Motion Sensors and Driver 5) Emergency and Smart Sensor Driver Features: • Motion Sensor Inbuilt • Auto Dimming Feature Inbuilt •