Lighting Products and Fixtures Design Free Touch Movable light switch by Kang Shan "Free touch" consists of two parts of the switch and the baseplate. The switch consists of a small wafer with a new type of human body pressure sensing technology. People only need to attach it to anything they think is reasonable, and then do some natural touch, and it can light lamp.There is a card slot on the baseplate and a solar panel on the back, and the battery is charged with solar energy. When the switch part needs to be charged, just need to put wafer into the card slot."Free touch" is a new type of wireless switch, it brings a new way to open.