NOMO: self cleaning street light is specially designed to provide a huge range of applications. Especially in places where it seldom rains. Irobot Street light can self clean the dust or any other particles from the surface of the solar panels. Itâ??s great advantage to have a built-in self cleaning system. Setting by oneself commanding twice a day, swipe cleaning back and forth that totals up to 4 slides via our transmitting unit. Time setting can be adjusted in your favor from your account on DTU.