Motion detection/interactive function: The stair light has a motion detection angle of 90°, a detection distance of 6° 8m and turns on automatically when it enters the detection area. The light will turn off within 45 seconds after the light is turned off.Triple Protective Shell: Modern stair lights are made of die-cast aluminum. under pressure, quality IP65, dustproof, rustproof and waterproof. the back of the lamp.Installation: Embedded Installation, Embedded Housing Size : 5.16 x 2.48 x 2.4 (inch) / 131 x 63 x 61 (mm), please leave 5mm deepVersatile: the outdoor stair light is IP65 , suitable for to a variety of applications, whether indoor, outdoor, hallway, garden, balcony, corner, corridor, aisle, villa, patio.Features: 220-240V traditional main power supply, no battery, long life, depth 71 mm, width 140 mm, height 70 mmWall light with stair sensor