When the switch is off, power supply is cut off. When the switch is on, the light is on. In a dim place (below 10 LUX), set the switch to Auto to activate automatic detection; The night light automatically turns on when a person goes within the sensing range (at a frontal distance of up to 4 meters; at a horizontal angle of less than 90 degrees; at a vertical angle of less than 60 degrees), or goes off 30 seconds after the person stays still or goes away; When the night light senses the continuous movements of a person within its range, it does not turn off until 30 seconds after the person stays still or goes away (In a baby room, start with the Auto position to reduce the sense of fear when the baby wakes up). Voltage: 4.5(3*AA) lamp size: 10.8,8,4.59cm Package: B/C+ C/B Color: black, pink CERT: CE/ROHS Power: 0.5W.