Material: ABSSolar Panel: 0.75WBattery: 3.7V 2200MAH Beam Angle: 120°Sensing Distance: 3-5mDelay Time: 15sSize: 12.4cm*9.6cm*4.8cmWorking mode: infrared human body sensorWorking time: Fully charged once, lit 50 times per night, can work continuously for 4 daysHigh brightnessWide angle sensorEnvironmentally friendly and no radiation