When people come, they light up and people walk slowly. In a dark environment, when a person enters the detection zone, the sensor light comes on. When a person moves away, the light of the sensor slowly turns off the light, which is smarter and more energy efficient White light detection / natural light / hot light. Two keys are always enabled, Touch twice to change the color of the light when the light color is selected, press and hold the Gradation continuously Infinite Gradation of the Brightness When the light is lit, tap the touch area for the continuous gradation Operation a touch of the tricolor switch Farewell the choice of 'One color of light, a light and three colors can be used everywhere light / end, as light as 208.8 g and as thin as 0.9 cm, lighter and finer than the Mobile phones Product characteristics: USB loading port change of three color colors Night detection mode same slope length can always be shiny battery larger capacity continuous gradation easy installation without wiring delay of 15 seconds to turn off the lights brightness memory function Product settings Product name: 81284 Smart sensor light Quantity delivered: 1 piece Light color selection: Change of three colors Product material: lightweight aluminum air support + PC angle of the sensor: 120 degrees light color: white light / natural light / yellow light detection range: less than 3 meters charging method: USB charging battery capacity: 800-1000mAh Life service life: more than 50 000 hours Product size: 30 * 4.9 * 0.9 cm (manual measurement, please allow the error) how to install: 1. Attach the iron sheet and glue to the powerful magnetic position of the lamp body 2. Detach the 3M glue and paste it where you want to install it (one side of the glue 3m is glued on the mounting surface and the other side is glued to the loop; use the Powerful magnet integrated into the lamp to hold the loop firmly) If you have questions about the installation, do not hesitate to contact me, best wishes