... 3.3*AA battery 4.4leds 5.sensor lamp 4leds sensor lamp for indoor decoration1.4pcs led lighting source2.Battery type: ... ,kitchen,closet,walkway,corridor,gate,ect..any indoor position.2) The best height of sensor lamp hanging is 1.2-1.5m3 ... ) If there have something between people and sensor lamp such as glass,curtain,furniture,the sensor will not working. Ningbo Hunshine International ...