Motion sensor lamp 1.Light source:Hi-brightness LED. 2.PIR motion sensor. 3.AAA battery as power supply Motion sensor lamp Specification: Light source: 3 Hi-brightness LEDsPIR Motion Sensor Sensing range:3mPower:AAA battery x 3pcsSize:78*65*17mmEasy-to-install Application: LED nite liteBedroom,bathroom,living room,corridor,and so on