The remote control allows you to adjust the sensor of article 2400296 to your preference. With the remote control the following functions of the sensor can be adjusted: Detection area: reduce or increase the maximum detection range Hold time: adjust for how long the luminaire will stay on once movement is detected Standby period: set up how long it takes for the luminaire to turn off completely when there is no more movement. Daylight sensor: set up at which luminous flux per unit area the luminaire turns on - Batteries: 2 x AAA (not included)