100% Digital PIR Detection, Excellent RF Immunity Self-Contained Relay, No Power Pack Needed No Minimum Load Requirements Compatible w/ Electronic & Magnetic Ballasts, CFLs, LED, & Incandescents Interchangeable Hot & Load Wires, Impossible to Wire in Reverse Push-Button Programmable Non-Volatile Settings Memory Adjustable Time Delays No Field Calibration or Sensitivity Adjustments Required Convenient Test Mode 100 hr Lamp Burn-in Timer Green LED Indicator.