The use of plug-in full-color LED. RGB trichromatic limiting resistor to prevent burnout. Through the PWM adjusting, three primary colors can be mixed to obtain different colors. With a variety of single-chip interface. The working voltage: 5V. LED drive mode: common cathode driver
UL recognized Operating temperature range from -40?C to 85?C Automatic power fail to detect and switch circuitry Timekeeping current of 300nA Completely manages all timekeeping functions 56byte, battery backed, general purpose RAM with unlimited writes A programmable square wave output signal Simple serial port interfaces to most microcontrollers