... 2.Sensitive distance:7-8m 3.PIR light high quality with competitive prices sensor pir led bulb light Quick ... delaytime is 60s,90s,180s(optional), not interfered with by outside noise, etc. It turns off when ... Safety, no heat emission, no radiation.5, High brightness, same as a 40-60 watts incandescent lamp ... places where 24 hours light is needed. Testing machines: Remark:1. Make sure the power supply is ...