Specification শুধুমাত্র কম আলোতে/অন্ধকারে জ্বলবে বিদ্যুৎ সাশ্রয় করার জন্য।PIR Infrared sensor head for led lamp, bulb, lightsMaterial: PCColor: WhiteShell size: About 37*26mmRecommended installation hole diameter: About 20mmWorking voltage: AC85-265VLoad power: 3W-40WSensing angle: 120°Sensing distance: 4-6 metersDelay time: About 45 secondsWorking temperature: -20℃- 40℃Applicable lamps: For LED ceiling lamps, down lamps, panel lamps, energy-saving lamps, bulb lamps and other lamps.Applicable scenarios: For corridors, basements, corridors, balconies, courtyards, garages, etc..Package:1pcs