... Technical parameters Working temperature-20-60°CSupply voltageDC5V,12V ,24VOutputTwo group of SPI single receive frequency433.92MhzDimensionL94*W58*H25 mmPackage sizeL137 ... the IC NUMBER, the least number is 3 (9 group of RGB)Program choosing button, up direction,there are 94 ... unique design and some our current models5. Protection of your sales area, ideas of design and all your private information ...