Greeled Electronic Ltd. manufactures a range of digital LED products, including waterproof and non-waterproof strips and modules suitable for microcontrollers like Arduino. Key specifications include working voltages of DC5V or DC12V, various LED and pixel quantities, and a maximum power consumption of 18.0W/m. The products feature addressable pixels with 256 brightness levels and come in multiple color configurations, with IP67 and IP68 waterproof ratings available.